| Monday, January 6 |
| Former Red Clint Rogge dies in Mt.Clemens, MI at the age of 80. |
| Wednesday, January 22 |
| Future Red Keith Gordon is born in Bethesda, MD. |
| Thursday, January 23 |
| Former Red Al Bridwell dies in Portsmouth, OH at the age of 86. |
| Sunday, February 16 |
| Future Red Tim Costo is born in Melrose Park, IL. |
| Sunday, February 23 |
| Former Red Bubbles Hargrave dies in Cincinnati, OH at the age of 77. |
| Tuesday, March 25 |
| Future Red Dan Wilson is born in Arlington Heights, IL. |
| Sunday, April 6 |
| Future Red Bret Boone is born in ElCajon, CA. |
| Monday, April 7 |
| » Lost to Dodgers (1-0), 3-2 | Crosley Field (0-1) | 0-1 | |
| » W: Don Drysdale (1-0) L: Gary Nolan (0-1) S: Bill Singer (1) | Third | 1 out |
| » Major-league debuts: Bill Russell and Ted Sizemore (Dodgers) |
| Future Red Ricky Bones is born in Salinas, P.R. |
| Wednesday, April 9 |
| » Defeated Dodgers (1-1), 3-1 | Crosley Field (1-1) | 1-1 | |
| » W: Wayne Granger (1-0) L: Don Sutton (0-1) | Third | 1½ out |
| Friday, April 11 |
| » Lost to Braves (4-0), 6-4 | Atlanta-Fulton County Stadium (0-1) | 1-2 | |
| » W: Ron Reed (1-0) L: Clay Carroll (0-1) S: Cecil Upshaw (2) | Fourth | 2½ out |
| » Major-league debuts: Darrel Chaney (Reds) |
| Saturday, April 12 |
| » Defeated Braves (4-1), 12-3 | Atlanta-Fulton County Stadium (1-1) | 2-2 | |
| » W: Gary Nolan (1-1) L: Pat Jarvis (0-1) S: Wayne Granger (1) | Fourth | 1½ out |
| » Major-league debuts: Gary Neibauer (Braves) |
| Sunday, April 13 |
| » Lost to Braves (5-1), 1-0 | Atlanta-Fulton County Stadium (1-2) | 2-3 | |
| » W: Phil Niekro (2-0) L: Tony Cloninger (0-1) | Fourth | 3½ out |
| » Lost to Braves (6-1), 5-4 | Atlanta-Fulton County Stadium (1-3) | 2-4 | Lost 2 |
| » W: George Stone (2-0) L: Clay Carroll (0-2) | Fourth | 3½ out |
| Monday, April 14 |
| Future Red Brad Pennington is born in Salem, IN. |
| Tuesday, April 15 |
| » Defeated Giants (3-4), 11-10 | Crosley Field (2-1) | 3-4 | |
| » W: George Culver (1-0) L: Gaylord Perry (1-2) | Third | 2½ out |
| Wednesday, April 16 |
| » Major-league debuts: Cesar Geronimo (Astros) |
| Saturday, April 19 |
| » Lost to Braves (9-2), 4-0 | Crosley Field (2-2) | 3-5 | |
| » W: Phil Niekro (3-0) L: Tony Cloninger (0-2) | Fourth | 4½ out |
| Sunday, April 20 |
| » Defeated Braves (9-3), 7-1 | Crosley Field (3-2) | 4-5 | |
| » W: Jim Maloney (1-0) L: Ken Johnson (0-1) | Fourth | 3½ out |
| » Major-league debuts: Darrell Evans (Braves) |
| Monday, April 21 |
| » Defeated Astros (3-11), 11-5 | Astrodome (1-0) | 5-5 | Won 2 |
| » W: Jim Merritt (1-0) L: Wade Blasingame (0-3) S: Wayne Granger (2) | Third | 3½ out |
| Tuesday, April 22 |
| » Defeated Astros (3-12), 14-0 | Astrodome (2-0) | 6-5 | Won 3 |
| » W: Mel Queen (1-0) L: Don Wilson (1-2) S: Clay Carroll (1) | Third | 2½ out |
| Wednesday, April 23 |
| » Lost to Dodgers (10-4), 6-3 | Dodger Stadium (0-1) | 6-6 | |
| » W: Don Sutton (1-2) L: Gary Nolan (1-2) | Third | 3 out |
| Thursday, April 24 |
| » Defeated Dodgers (10-5), 8-7 | Dodger Stadium (1-1) | 7-6 | |
| » W: Clay Carroll (1-2) L: Claude Osteen (3-1) S: Wayne Granger (3) | Third | 2 out |
| Friday, April 25 |
| » Defeated Padres (6-11), 4-1 | San Diego/Jack Murphy Stadium (1-0) | 8-6 | Won 2 |
| » W: Jim Maloney (2-0) L: Tommie Sisk (0-2) | Fourth | 2 out |
| Saturday, April 26 |
| » Lost to Padres (7-11), 5-2 | San Diego/Jack Murphy Stadium (1-1) | 8-7 | |
| » W: Jack Baldschun (2-0) L: Jim Merritt (1-1) | Third | 2 out |
| Sunday, April 27 |
| » Lost to Padres (8-11), 5-2 | San Diego/Jack Murphy Stadium (1-2) | 8-8 | Lost 2 |
| » W: Clay Kirby (1-3) L: George Culver (1-1) S: Frank Reberger (2) | Third | 3½ out |
| » Lost to Padres (9-11), 10-9 | San Diego/Jack Murphy Stadium (1-3) | 8-9 | Lost 3 |
| » W: Gary Ross (1-0) L: Wayne Granger (1-1) | Third | 3½ out |
| Monday, April 28 |
| » Lost to Giants (13-6), 4-3 | Candlestick Park (0-1) | 8-10 | Lost 4 |
| » W: Gaylord Perry (4-2) L: Tony Cloninger (0-3) | Third | 4½ out |
| Tuesday, April 29 |
| » Lost to Giants (14-6), 4-3 | Candlestick Park (0-2) | 8-11 | Lost 5 |
| » W: Frank Linzy (1-1) L: George Culver (1-2) | Third | 5½ out |
| Wednesday, April 30 |
| » Defeated Astros (4-20), 10-0 | Crosley Field (4-2) | 9-11 | |
| » W: Jim Maloney (3-0) L: Wade Blasingame (0-5) | Third | 5½ out |
| Thursday, May 1 |
| » Lost to Astros (5-20), 4-0 | Crosley Field (4-3) | 9-12 | |
| » W: Don Wilson (2-3) L: Jim Merritt (1-2) | Third | 5½ out |
| » Major-league debuts: John Noriega (Reds) |
| Friday, May 2 |
| » Lost to Padres (11-14), 8-5 | Crosley Field (4-4) | 9-13 | Lost 2 |
| » W: Johnny Podres (2-2) L: George Culver (1-3) S: Frank Reberger (3) | Third | 5½ out |
| Saturday, May 3 |
| » Lost to Padres (12-14), 13-5 | Crosley Field (4-5) | 9-14 | Lost 3 |
| » W: Joe Niekro (1-1) L: Tony Cloninger (0-4) S: Tommie Sisk (2) | Fourth | 6½ out |
| Sunday, May 4 |
| » Defeated Padres (12-15), 3-2 | Crosley Field (5-5) | 10-14 | |
| » W: Jack Fisher (1-0) L: Al Santorini (1-2) S: Clay Carroll (2) | Third | 6 out |
| » Defeated Padres (12-16), 12-0 | Crosley Field (6-5) | 11-14 | Won 2 |
| » W: Tony Cloninger (1-4) L: Gary Ross (1-1) | Third | 6 out |
| Tuesday, May 6 |
| » Lost to Mets (12-14), 8-1 | Shea Stadium (0-1) | 11-15 | |
| » W: Don Cardwell (1-4) L: Gary Nolan (1-3) | Fourth | 6 out |
| Wednesday, May 7 |
| » Defeated Mets (12-15), 3-0 | Shea Stadium (1-1) | 12-15 | |
| » W: Jim Merritt (2-2) L: Gary Gentry (2-2) S: Clay Carroll (3) | Third | 6 out |
| Friday, May 9 |
| » Defeated Expos (10-17), 8-5 | Parc Jarry (1-0) | 13-15 | Won 2 |
| » W: George Culver (2-3) L: Mudcat Grant (1-3) | Third | 5½ out |
| Saturday, May 10 |
| » Lost to Expos (11-17), 7-6 | Parc Jarry (1-1) | 13-16 | |
| » W: Dan McGinn (2-0) L: Clay Carroll (1-3) S: Roy Face (2) | Fourth | 6½ out |
| Future Red Pete Schourek is born in Austin, TX. |
| Tuesday, May 13 |
| » Defeated Phillies (12-16), 6-4 | Shibe Park (1-0) | 14-16 | |
| » W: Clay Carroll (2-3) L: Turk Farrell (1-2) S: George Culver (1) | Fourth | 7 out |
| Wednesday, May 14 |
| » Defeated Phillies (12-17), 4-2 | Shibe Park (2-0) | 15-16 | Won 2 |
| » W: Jim Merritt (3-2) L: Grant Jackson (3-4) S: George Culver (2) | Fourth | 6 out |
| Thursday, May 15 |
| » Lost to Phillies (13-17), 7-0 | Shibe Park (2-1) | 15-17 | |
| » W: Rick Wise (4-2) L: Tony Cloninger (1-5) | Fourth | 7 out |
| Friday, May 16 |
| » Lost to Mets (16-18), 10-9 | Crosley Field (6-6) | 15-18 | Lost 2 |
| » W: Cal Koonce (2-3) L: George Culver (2-4) S: Cal Koonce (4) | Fourth | 8 out |
| Saturday, May 17 |
| » Lost to Mets (17-18), 11-3 | Crosley Field (6-7) | 15-19 | Lost 3 |
| » W: Gary Gentry (3-3) L: Jim Maloney (3-1) | Fourth | 8½ out |
| Tuesday, May 20 |
| » Defeated Phillies (15-19), 4-0 | Crosley Field (7-7) | 16-19 | |
| » W: Tony Cloninger (2-5) L: Rick Wise (4-3) | Fourth | 8½ out |
| Wednesday, May 21 |
| » Defeated Phillies (15-20), 6-5 | Crosley Field (8-7) | 17-19 | Won 2 |
| » W: Clay Carroll (3-3) L: Jerry Johnson (2-4) | Fourth | 7½ out |
| Friday, May 23 |
| » Defeated Expos (11-25), 4-3 | Crosley Field (9-7) | 18-19 | Won 3 |
| » W: Clay Carroll (4-3) L: Dan McGinn (2-2) | Fourth | 7 out |
| Saturday, May 24 |
| » Defeated Expos (11-26), 11-2 | Crosley Field (10-7) | 19-19 | Won 4 |
| » W: Tony Cloninger (3-5) L: Mudcat Grant (1-6) | Fourth | 6 out |
| Sunday, May 25 |
| » Defeated Expos (11-27), 7-2 | Crosley Field (11-7) | 20-19 | Won 5 |
| » W: Jim Merritt (4-2) L: Bill Stoneman (3-5) S: Clay Carroll (4) | Fourth | 6 out |
| Wednesday, May 28 |
| » Defeated Pirates (22-21), 7-6 | Crosley Field (12-7) | 21-19 | Won 6 |
| » W: Clay Carroll (5-3) L: Ron Kline (1-3) | Fourth | 6 out |
| Former Red Gus Getz dies in Red Bank, NJ at the age of 80. |
| Thursday, May 29 |
| » Defeated Pirates (22-22), 10-4 | Crosley Field (13-7) | 22-19 | Won 7 |
| » W: Jim Merritt (5-2) L: Bob Veale (3-5) | Fourth | 5½ out |
| Friday, May 30 |
| » Defeated Cardinals (21-24), 4-3 | Busch Stadium II (1-0) | 23-19 | Won 8 |
| » W: Clay Carroll (6-3) L: Bob Gibson (6-3) | Third | 4½ out |
| Saturday, May 31 |
| » Defeated Cardinals (21-25), 3-1 | Busch Stadium II (2-0) | 24-19 | Won 9 |
| » W: George Culver (3-4) L: Mike Torrez (1-2) S: Wayne Granger (4) | Third | 3½ out |
| Sunday, June 1 |
| » Lost to Cardinals (22-25), 11-3 | Busch Stadium II (2-1) | 24-20 | |
| » W: Nelson Briles (3-4) L: Tony Cloninger (3-6) | Third | 3½ out |
| » Major-league debuts: Jose Pena (Reds) |
| Tuesday, June 3 |
| » Defeated Pirates (25-24), 7-3 | Forbes Field (1-0) | 25-20 | |
| » W: Jim Merritt (6-2) L: Bob Veale (3-6) | Third | 3 out |
| Wednesday, June 4 |
| » Defeated Pirates (25-25), 5-3 | Forbes Field (2-0) | 26-20 | Won 2 |
| » W: Clay Carroll (7-3) L: Chuck Hartenstein (2-2) S: Wayne Granger (5) | Third | 2 out |
| Friday, June 6 |
| » Lost to Cubs (36-16), 14-8 | Wrigley Field (0-1) | 26-21 | |
| » W: Ken Holtzman (9-1) L: Tony Cloninger (3-7) S: Phil Regan (5) | Third | 3 out |
| Saturday, June 7 |
| » Tied Cubs, 5-5 | Wrigley Field (0-1) | 26-21 | |
| » Starters: Jim Merritt vs Bill Hands | Third | 2½ out |
| Monday, June 9 |
| » Defeated Cubs (36-17), 4-1 | Wrigley Field (1-1) | 27-21 | |
| » W: George Culver (4-4) L: Fergie Jenkins (8-3) S: Wayne Granger (6) | Third | 3 out |
| Tuesday, June 10 |
| » Lost to Cardinals (26-29), 5-4 | Crosley Field (13-8) | 27-22 | |
| » W: Bob Gibson (8-3) L: Tony Cloninger (3-8) | Third | 3 out |
| Wednesday, June 11 |
| » Lost to Cardinals (27-29), 10-5 | Crosley Field (13-9) | 27-23 | Lost 2 |
| » W: Mudcat Grant (2-7) L: Jim Merritt (6-3) | Fourth | 4 out |
| Future Red Brian Koelling is born in Cincinnati, OH. |
| Thursday, June 12 |
| » Defeated Cardinals (27-30), 4-3 | Crosley Field (14-9) | 28-23 | |
| » W: Jose Pena (1-0) L: Nelson Briles (4-5) | Fourth | 3 out |
| Former Red Joe Engel dies in Chattanooga, TN at the age of 77. |
| Friday, June 13 |
| » Lost to Cubs (39-18), 14-8 | Crosley Field (14-10) | 28-24 | |
| » W: Phil Regan (6-2) L: Jose Pena (1-1) S: Rich Nye (1) | Fourth | 3 out |
| Saturday, June 14 |
| » Lost to Cubs (40-18), 9-8 | Crosley Field (14-11) | 28-25 | Lost 2 |
| » W: Phil Regan (7-2) L: Wayne Granger (1-2) S: Fergie Jenkins (1) | Fourth | 3 out |
| Sunday, June 15 |
| » Defeated Cubs (40-19), 7-6 | Crosley Field (15-11) | 29-25 | |
| » W: Clay Carroll (8-3) L: Phil Regan (7-3) | Third | 3 out |
| » Game at Crosley Field interrupted in the 8th inning with the score of Cubs 5, Reds 4. Completed on September 02. |
| » Major-league debuts: Rick Bladt (Cubs) |
| Monday, June 16 |
| » Defeated Giants (33-26), 8-6 | Candlestick Park (1-2) | 30-25 | Won 2 |
| » W: Jack Fisher (2-0) L: Ron Kline (1-4) S: Wayne Granger (7) | Third | 3½ out |
| Tuesday, June 17 |
| » Lost to Giants (34-26), 4-0 | Candlestick Park (1-3) | 30-26 | |
| » W: Juan Marichal (8-2) L: George Culver (4-5) | Fourth | 4½ out |
| Wednesday, June 18 |
| » Defeated Giants (34-27), 11-2 | Candlestick Park (2-3) | 31-26 | |
| » W: Tony Cloninger (4-8) L: Ray Sadecki (3-6) | Fourth | 3½ out |
| Thursday, June 19 |
| » Defeated Giants (34-28), 8-7 | Candlestick Park (3-3) | 32-26 | Won 2 |
| » W: Clay Carroll (9-3) L: Ron Herbel (2-1) | Third | 3 out |
| Friday, June 20 |
| » Lost to Dodgers (37-26), 4-2 | Crosley Field (15-12) | 32-27 | |
| » W: Don Drysdale (3-2) L: Jack Fisher (2-1) S: Jim Brewer (9) | Third | 4 out |
| Saturday, June 21 |
| » Lost to Dodgers (38-26), 9-0 | Crosley Field (15-13) | 32-28 | Lost 2 |
| » W: Claude Osteen (9-5) L: George Culver (4-6) | Third | 4 out |
| Sunday, June 22 |
| » Lost to Dodgers (39-26), 5-0 | Crosley Field (15-14) | 32-29 | Lost 3 |
| » W: Bill Singer (8-6) L: Tony Cloninger (4-9) | Fourth | 5 out |
| Monday, June 23 |
| » Defeated Padres (26-47), 5-0 | Crosley Field (16-14) | 33-29 | |
| » W: Jim Merritt (7-3) L: Gary Ross (1-7) | Fourth | 5 out |
| Tuesday, June 24 |
| » Defeated Padres (26-48), 4-3 | Crosley Field (17-14) | 34-29 | Won 2 |
| » W: Clay Carroll (10-3) L: Billy McCool (2-2) | Third | 4 out |
| Wednesday, June 25 |
| » Defeated Padres (26-49), 4-0 | Crosley Field (18-14) | 35-29 | Won 3 |
| » W: George Culver (5-6) L: Clay Kirby (2-9) S: Wayne Granger (8) | Third | 3½ out |
| Thursday, June 26 |
| » Lost to Giants (37-33), 4-2 | Crosley Field (18-15) | 35-30 | |
| » W: Bobby Bolin (4-4) L: Tony Cloninger (4-10) S: Frank Linzy (7) | Third | 4 out |
| Friday, June 27 |
| » Defeated Giants (37-34), 4-3 | Crosley Field (19-15) | 36-30 | |
| » W: Clay Carroll (11-3) L: Juan Marichal (9-3) S: Wayne Granger (9) | Third | 2½ out |
| » Defeated Giants (37-35), 9-1 | Crosley Field (20-15) | 37-30 | Won 2 |
| » W: Jim Merritt (8-3) L: Rich Robertson (1-2) | Third | 2½ out |
| Saturday, June 28 |
| » Lost to Giants (38-35), 12-5 | Crosley Field (20-16) | 37-31 | |
| » W: Ron Herbel (3-1) L: Jack Fisher (2-2) | Third | 3½ out |
| Sunday, June 29 |
| » Defeated Giants (38-36), 7-6 | Crosley Field (21-16) | 38-31 | |
| » W: Wayne Granger (2-2) L: Ron Kline (1-5) | Third | 3½ out |
| Monday, June 30 |
| » Lost to Braves (44-30), 9-4 | Atlanta-Fulton County Stadium (1-4) | 38-32 | |
| » W: Phil Niekro (13-5) L: Tony Cloninger (4-11) | Third | 4½ out |
| Tuesday, July 1 |
| » Lost to Braves (45-30), 5-4 | Atlanta-Fulton County Stadium (1-5) | 38-33 | Lost 2 |
| » W: Gary Neibauer (1-0) L: Clay Carroll (11-4) | Third | 5½ out |
| Wednesday, July 2 |
| » Lost to Braves (46-30), 9-4 | Atlanta-Fulton County Stadium (1-6) | 38-34 | Lost 3 |
| » W: Claude Raymond (2-1) L: Gerry Arrigo (0-1) | Fourth | 6 out |
| Thursday, July 3 |
| » Defeated Dodgers (45-31), 4-3 | Dodger Stadium (2-1) | 39-34 | |
| » W: Pedro Ramos (1-1) L: Al McBean (1-3) S: Wayne Granger (10) | Third | 6 out |
| Friday, July 4 |
| » Defeated Dodgers (45-32), 4-1 | Dodger Stadium (3-1) | 40-34 | Won 2 |
| » W: Tony Cloninger (5-11) L: Claude Osteen (10-7) S: Al Jackson (1) | Third | 4½ out |
| Saturday, July 5 |
| » Lost to Dodgers (46-32), 6-5 | Dodger Stadium (3-2) | 40-35 | |
| » W: Bill Singer (11-6) L: Pedro Ramos (1-2) | Third | 5½ out |
| Sunday, July 6 |
| » Defeated Dodgers (46-33), 8-1 | Dodger Stadium (4-2) | 41-35 | |
| » W: Clay Carroll (12-4) L: Don Sutton (11-8) S: Al Jackson (2) | Fourth | 4 out |
| Monday, July 7 |
| » Defeated Padres (29-57), 5-3 | San Diego/Jack Murphy Stadium (2-3) | 42-35 | Won 2 |
| » W: Pedro Ramos (2-2) L: Tommie Sisk (0-6) S: Wayne Granger (11) | Third | 4 out |
| Tuesday, July 8 |
| » Defeated Padres (29-58), 8-2 | San Diego/Jack Murphy Stadium (3-3) | 43-35 | Won 3 |
| » W: Tony Cloninger (6-11) L: Al Santorini (3-8) | Third | 3 out |
| Future Red Bobby Ayala is born in Ventura, CA. Future Red Rosario Rodriguez is born in Los Mochis, Mexico. |
| Wednesday, July 9 |
| » Defeated Padres (29-59), 4-3 | San Diego/Jack Murphy Stadium (4-3) | 44-35 | Won 4 |
| » W: Jim Merritt (9-3) L: Clay Kirby (2-11) S: Wayne Granger (12) | Third | 3 out |
| Thursday, July 10 |
| » Defeated Astros (43-45), 5-4 | Astrodome (3-0) | 45-35 | Won 5 |
| » W: Wayne Granger (3-2) L: Fred Gladding (1-3) | Third | 2 out |
| Friday, July 11 |
| » Lost to Astros (44-45), 13-2 | Astrodome (3-1) | 45-36 | |
| » W: Don Wilson (10-7) L: Jim Maloney (3-2) | Fourth | 3½ out |
| » Major-league debuts: Clyde Mashore (Reds) |
| Saturday, July 12 |
| » Lost to Astros (45-45), 10-4 | Astrodome (3-2) | 45-37 | Lost 2 |
| » W: Larry Dierker (12-6) L: Tony Cloninger (6-12) | Fourth | 3 out |
| Sunday, July 13 |
| » Lost to Astros (46-45), 9-6 | Astrodome (3-3) | 45-38 | Lost 3 |
| » W: Jim Ray (5-2) L: Wayne Granger (3-3) S: Fred Gladding (16) | Fourth | 3 out |
| Tuesday, July 15 |
| » Lost to Braves (52-39), 9-8 | Crosley Field (21-17) | 45-39 | Lost 4 |
| » W: Cecil Upshaw (4-4) L: Wayne Granger (3-4) S: George Stone (2) | Fourth | 3 out |
| » Defeated Braves (52-40), 10-4 | Crosley Field (22-17) | 46-39 | |
| » W: Jim Maloney (4-2) L: Ron Reed (7-7) S: Jack Fisher (1) | Fourth | 3 out |
| Wednesday, July 16 |
| » Defeated Braves (52-41), 10-7 | Crosley Field (23-17) | 47-39 | Won 2 |
| » W: Tony Cloninger (7-12) L: Pat Jarvis (7-7) S: Pedro Ramos (1) | Fourth | 3 out |
| Thursday, July 17 |
| » Lost to Braves (53-41), 12-2 | Crosley Field (23-18) | 47-40 | |
| » W: Phil Niekro (15-7) L: Jim Merritt (9-4) | Fourth | 3 out |
| Friday, July 18 |
| » Lost to Astros (48-47), 7-4 | Crosley Field (23-19) | 47-41 | Lost 2 |
| » W: Jim Ray (6-2) L: Pedro Ramos (2-3) S: Fred Gladding (18) | Fourth | 4 out |
| Saturday, July 19 |
| » Defeated Astros (48-48), 10-9 | Crosley Field (24-19) | 48-41 | |
| » W: Pedro Ramos (3-3) L: Jack Billingham (4-5) | Fourth | 3 out |
| Thursday, July 24 |
| » Defeated Mets (53-40), 4-3 | Shea Stadium (2-1) | 49-41 | Won 2 |
| » W: Pedro Ramos (4-3) L: Tug McGraw (5-2) | Fourth | 4½ out |
| » Major-league debuts: Danny Breeden (Reds) |
| Friday, July 25 |
| » Lost to Mets (54-40), 4-3 | Shea Stadium (2-2) | 49-42 | |
| » W: Ron Taylor (5-2) L: Clay Carroll (12-5) | Fourth | 4½ out |
| Saturday, July 26 |
| » Lost to Mets (55-40), 3-2 | Shea Stadium (2-3) | 49-43 | Lost 2 |
| » W: Tom Seaver (15-5) L: Tony Cloninger (7-13) | Fourth | 4½ out |
| Sunday, July 27 |
| » Defeated Mets (55-41), 6-3 | Shea Stadium (3-3) | 50-43 | |
| » W: Gerry Arrigo (1-1) L: Don Cardwell (3-9) S: Wayne Granger (13) | Fourth | 4½ out |
| Tuesday, July 29 |
| » Defeated Expos (33-68), 4-2 | Crosley Field (25-19) | 51-43 | Won 2 |
| » W: Jim Merritt (10-4) L: Bill Stoneman (6-13) | Fourth | 4 out |
| Wednesday, July 30 |
| » Defeated Expos (33-69), 5-3 | Crosley Field (26-19) | 52-43 | Won 3 |
| » W: Wayne Granger (4-4) L: Jerry Robertson (2-9) | Fourth | 4½ out |
| Thursday, July 31 |
| » Defeated Expos (33-70), 6-1 | Crosley Field (27-19) | 53-43 | Won 4 |
| » W: Gerry Arrigo (2-1) L: Gary Waslewski (2-4) | Second | 5 out |
| Friday, August 1 |
| » Defeated Phillies (42-61), 7-6 | Shibe Park (3-1) | 54-43 | Won 5 |
| » W: Tony Cloninger (8-13) L: Woodie Fryman (8-7) S: Wayne Granger (14) | Second | 5 out |
| Future Red Kevin Jarvis is born in Lexington, KY. |
| Saturday, August 2 |
| » Lost to Phillies (43-61), 5-3 | Shibe Park (3-2) | 54-44 | |
| » W: Grant Jackson (11-11) L: Jim Merritt (10-5) S: Bill Wilson (6) | Second | 5 out |
| Sunday, August 3 |
| » Defeated Phillies (43-62), 19-17 | Shibe Park (4-2) | 55-44 | |
| » W: Wayne Granger (5-4) L: Turk Farrell (3-3) | First | -- |
| Monday, August 4 |
| » Defeated Mets (58-45), 1-0 | Crosley Field (28-19) | 56-44 | Won 2 |
| » W: Jim Maloney (5-2) L: Jerry Koosman (8-7) S: Wayne Granger (15) | First | -- |
| Tuesday, August 5 |
| » Defeated Mets (58-46), 8-5 | Crosley Field (29-19) | 57-44 | Won 3 |
| » W: Gary Nolan (2-3) L: Tom Seaver (15-7) S: Clay Carroll (5) | Second | 3½ out |
| » Lost to Mets (59-46), 10-1 | Crosley Field (29-20) | 57-45 | |
| » W: Nolan Ryan (4-1) L: Gerry Arrigo (2-2) | Second | 3½ out |
| Wednesday, August 6 |
| » Defeated Mets (59-47), 3-2 | Crosley Field (30-20) | 58-45 | |
| » W: Jim Merritt (11-5) L: Jim McAndrew (3-4) | First | -- |
| Future Red Keith Mitchell is born in San Diego, CA. |
| Friday, August 8 |
| » Defeated Phillies (44-65), 12-5 | Crosley Field (31-20) | 59-45 | Won 2 |
| » W: Jack Fisher (3-2) L: Bill Wilson (2-5) | First | -- |
| Saturday, August 9 |
| » Defeated Phillies (44-66), 4-2 | Crosley Field (32-20) | 60-45 | Won 3 |
| » W: Wayne Granger (6-4) L: Al Raffo (1-3) | First | -- |
| Sunday, August 10 |
| » Defeated Phillies (44-67), 10-0 | Crosley Field (33-20) | 61-45 | Won 4 |
| » W: Gary Nolan (3-3) L: Woodie Fryman (8-9) | First | -- |
| Monday, August 11 |
| » Defeated Phillies (44-68), 4-3 | Crosley Field (34-20) | 62-45 | Won 5 |
| » W: Jim Merritt (12-5) L: Rick Wise (9-10) S: Wayne Granger (16) | First | -- |
| Tuesday, August 12 |
| » Lost to Expos (36-79), 8-3 | Parc Jarry (1-2) | 62-46 | |
| » W: Steve Renko (2-4) L: Tony Cloninger (8-14) | First | -- |
| » Lost to Expos (37-79), 5-2 | Parc Jarry (1-3) | 62-47 | Lost 2 |
| » W: Bill Stoneman (7-14) L: Gerry Arrigo (2-3) S: Roy Face (5) | First | -- |
| Wednesday, August 13 |
| » Defeated Expos (37-80), 8-3 | Parc Jarry (2-3) | 63-47 | |
| » W: Wayne Granger (7-4) L: Dick Radatz (2-6) | First | -- |
| Thursday, August 14 |
| » Lost to Expos (38-80), 6-3 | Parc Jarry (2-4) | 63-48 | |
| » W: Jerry Robertson (4-9) L: Jim Maloney (5-3) S: Dan McGinn (5) | First | -- |
| Friday, August 15 |
| » Lost to Pirates (60-55), 5-1 | Crosley Field (34-21) | 63-49 | Lost 2 |
| » W: Bob Veale (8-11) L: Gary Nolan (3-4) | First | -- |
| Saturday, August 16 |
| » Defeated Pirates (60-56), 5-2 | Crosley Field (35-21) | 64-49 | |
| » W: Jim Merritt (13-5) L: Dock Ellis (8-13) | First | -- |
| Sunday, August 17 |
| » Lost to Pirates (61-56), 8-5 | Crosley Field (35-22) | 64-50 | |
| » W: Steve Blass (13-7) L: Jack Fisher (3-3) S: Chuck Hartenstein (9) | First | -- |
| Monday, August 18 |
| » Lost to Pirates (62-56), 12-5 | Crosley Field (35-23) | 64-51 | Lost 2 |
| » W: Bruce Dal Canton (6-2) L: Wayne Granger (7-5) | First | -- |
| Tuesday, August 19 |
| » Defeated Cardinals (67-54), 8-4 | Busch Stadium II (3-1) | 65-51 | |
| » W: Jim Maloney (6-3) L: Ray Washburn (3-8) S: Clay Carroll (6) | First | -- |
| Wednesday, August 20 |
| » Lost to Cardinals (68-54), 2-1 | Busch Stadium II (3-2) | 65-52 | |
| » W: Chuck Taylor (6-1) L: Gary Nolan (3-5) | Second | 1½ out |
| Thursday, August 21 |
| » Defeated Cardinals (68-55), 5-3 | Busch Stadium II (4-2) | 66-52 | |
| » W: Jim Merritt (14-5) L: Nelson Briles (12-11) S: Al Jackson (3) | First | -- |
| Friday, August 22 |
| » Lost to Pirates (65-56), 8-2 | Forbes Field (2-1) | 66-53 | |
| » W: Dock Ellis (9-13) L: Jack Fisher (3-4) | First | -- |
| » Lost to Pirates (66-56), 5-3 | Forbes Field (2-2) | 66-54 | Lost 2 |
| » W: Bruce Dal Canton (7-2) L: Clay Carroll (12-6) | First | -- |
| Saturday, August 23 |
| » Lost to Pirates (67-56), 3-1 | Forbes Field (2-3) | 66-55 | Lost 3 |
| » W: Bob Moose (8-2) L: Gerry Arrigo (2-4) S: Chuck Hartenstein (10) | Second | 1 out |
| Sunday, August 24 |
| » Lost to Pirates (68-56), 9-4 | Forbes Field (2-4) | 66-56 | Lost 4 |
| » W: Bob Veale (10-11) L: Jim Maloney (6-4) S: Bruce Dal Canton (4) | Third | 2 out |
| Monday, August 25 |
| » Defeated Cubs (78-50), 9-8 | Wrigley Field (2-1) | 67-56 | |
| » W: Gary Nolan (4-5) L: Bill Hands (15-11) S: Pedro Ramos (2) | Second | 1½ out |
| Tuesday, August 26 |
| » Defeated Cubs (78-51), 8-7 | Wrigley Field (3-1) | 68-56 | Won 2 |
| » W: Jim Merritt (15-5) L: Dick Selma (12-6) S: Wayne Granger (17) | Second | 1½ out |
| Wednesday, August 27 |
| » Defeated Cubs (78-52), 6-3 | Wrigley Field (4-1) | 69-56 | Won 3 |
| » W: Tony Cloninger (9-14) L: Ken Holtzman (15-8) S: Clay Carroll (7) | Second | 1½ out |
| » Major-league debuts: Oscar Gamble (Cubs) |
| Thursday, August 28 |
| » Lost to Cubs (79-52), 3-1 | Wrigley Field (4-2) | 69-57 | |
| » W: Fergie Jenkins (18-11) L: Gerry Arrigo (2-5) | Third | 1½ out |
| Friday, August 29 |
| » Defeated Cardinals (71-60), 8-1 | Crosley Field (36-23) | 70-57 | |
| » W: Jim Maloney (7-4) L: Chuck Taylor (6-2) | Second | 1½ out |
| Saturday, August 30 |
| » Defeated Cardinals (71-61), 4-3 | Crosley Field (37-23) | 71-57 | Won 2 |
| » W: Gary Nolan (5-5) L: Nelson Briles (13-12) S: Wayne Granger (18) | Second | 1½ out |
| Sunday, August 31 |
| » Defeated Cardinals (71-62), 7-5 | Crosley Field (38-23) | 72-57 | Won 3 |
| » W: Jim Merritt (16-5) L: Bob Gibson (16-10) S: Wayne Granger (19) | First | -- |
| Tuesday, September 2 |
| » Lost to Cubs (83-52), 8-2 | Crosley Field (38-24) | 72-58 | |
| » W: Fergie Jenkins (19-11) L: Tony Cloninger (9-15) | Third | 1½ out |
| » Lost to Cubs (84-52), 5-4 | Crosley Field (38-25) | 72-59 | Lost 2 |
| » W: Rich Nye (3-5) L: Gerry Arrigo (2-6) S: Ken Johnson (2) | Third | 1½ out |
| » Major-league debuts: Bernie Carbo (Reds) |
| Wednesday, September 3 |
| » Defeated Cubs (84-53), 2-0 | Crosley Field (39-25) | 73-59 | |
| » W: Jim Maloney (8-4) L: Bill Hands (16-12) | Third | 1½ out |
| Friday, September 5 |
| » Lost to Braves (75-63), 11-2 | Crosley Field (39-26) | 73-60 | |
| » W: Phil Niekro (19-12) L: Jim Merritt (16-6) | Second | 1½ out |
| Saturday, September 6 |
| » Defeated Braves (75-64), 2-1 | Crosley Field (40-26) | 74-60 | |
| » W: Gary Nolan (6-5) L: Pat Jarvis (10-10) | Second | 1½ out |
| Sunday, September 7 |
| » Lost to Braves (76-64), 7-3 | Crosley Field (40-27) | 74-61 | |
| » W: Ron Reed (15-9) L: George Culver (5-7) S: Cecil Upshaw (24) | Second | 1½ out |
| Monday, September 8 |
| » Defeated Giants (77-62), 5-4 | Crosley Field (41-27) | 75-61 | |
| » W: Jim Maloney (9-4) L: Juan Marichal (17-10) S: Wayne Granger (20) | First | -- |
| » Defeated Giants (77-63), 5-4 | Crosley Field (42-27) | 76-61 | Won 2 |
| » W: Wayne Granger (8-5) L: Frank Linzy (13-7) | First | -- |
| Tuesday, September 9 |
| » Lost to Giants (78-63), 7-4 | Crosley Field (42-28) | 76-62 | |
| » W: Gaylord Perry (17-12) L: Jim Merritt (16-7) | Second | 1½ out |
| Wednesday, September 10 |
| » Lost to Padres (45-97), 2-1 | Crosley Field (42-29) | 76-63 | Lost 2 |
| » W: Clay Kirby (5-18) L: Tony Cloninger (9-16) | Second | 1½ out |
| Thursday, September 11 |
| » Defeated Padres (45-98), 6-4 | Crosley Field (43-29) | 77-63 | |
| » W: Gary Nolan (7-5) L: Tommie Sisk (1-11) S: Wayne Granger (21) | First | -- |
| Future Red Eduardo Perez is born in Cincinnati, OH. |
| Friday, September 12 |
| » Lost to Giants (79-65), 1-0 | Candlestick Park (3-4) | 77-64 | |
| » W: Juan Marichal (18-10) L: Gerry Arrigo (2-7) | Third | 2 out |
| Saturday, September 13 |
| » Defeated Giants (79-66), 6-4 | Candlestick Park (4-4) | 78-64 | |
| » W: Jim Maloney (10-4) L: Gaylord Perry (17-13) S: Wayne Granger (22) | Second | 2 out |
| Sunday, September 14 |
| » Lost to Giants (80-66), 5-3 | Candlestick Park (4-5) | 78-65 | |
| » W: Don McMahon (5-6) L: Jim Merritt (16-8) S: Frank Linzy (11) | Fourth | 2 out |
| Monday, September 15 |
| » Defeated Dodgers (79-66), 4-1 | Dodger Stadium (5-2) | 79-65 | |
| » W: Tony Cloninger (10-16) L: Claude Osteen (19-13) S: Wayne Granger (23) | Third | 2 out |
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