| Sunday, January 2 |
| Future Oriole Garrett Stephenson is born in Takoma Park, MD. |
| Tuesday, February 1 |
| Future Oriole Rich Becker is born in Aurora, IL. |
| Wednesday, February 2 |
| Future Oriole Melvin Mora is born in Agua Negra, Venezuela. |
| Monday, February 28 |
| Former Oriole Dizzy Trout dies in Harvey, IL at the age of 57. |
| Sunday, April 16 |
| » Defeated Yankees (0-1), 3-1 | Memorial Stadium (1-0) | 1-0 | |
| » Starters: Mel Stottlemyre vs Pat Dobson | First | -- |
| Monday, April 17 |
| » Defeated Yankees (0-2), 4-0 | Memorial Stadium (2-0) | 2-0 | Won 2 |
| » Starters: Fritz Peterson vs Dave McNally | First | -- |
| Tuesday, April 18 |
| » Lost to Tigers (2-0), 5-3 | Memorial Stadium (2-1) | 2-1 | |
| » Starters: Joe Coleman vs Jim Palmer | Second | ½ out |
| » Major-league debuts: Roric Harrison (Orioles) |
| Wednesday, April 19 |
| » Defeated Tigers (2-1), 5-2 | Memorial Stadium (3-1) | 3-1 | |
| » Starters: Mickey Lolich vs Mike Cuellar | First | -- |
| » Major-league debuts: Paul Jata (Tigers) |
| Thursday, April 20 |
| » Defeated Tigers (2-2), 1-0 | Memorial Stadium (4-1) | 4-1 | Won 2 |
| » Starters: Tom Timmermann vs Pat Dobson | First | -- |
| Friday, April 21 |
| » Defeated Indians (2-3), 6-0 | Cleveland Stadium (1-0) | 5-1 | Won 3 |
| » Starters: Dave McNally vs Milt Wilcox | First | -- |
| Saturday, April 22 |
| » Lost to Indians (3-3), 9-2 | Cleveland Stadium (1-1) | 5-2 | |
| » Starters: Jim Palmer vs Dick Tidrow | First | -- |
| Sunday, April 23 |
| » Lost to Indians (4-3), 2-1 | Cleveland Stadium (1-2) | 5-3 | Lost 2 |
| » Starters: Mike Cuellar vs Gaylord Perry | First | -- |
| Tuesday, April 25 |
| » Lost to Royals (4-6), 3-0 | Municipal Stadium (0-1) | 5-4 | Lost 3 |
| » Starters: Pat Dobson vs Dick Drago | Second | 1 out |
| Wednesday, April 26 |
| » Lost to Royals (5-6), 5-3 | Municipal Stadium (0-2) | 5-5 | Lost 4 |
| » Starters: Dave McNally vs Bruce DalCanton | Second | 1 out |
| Friday, April 28 |
| » Defeated Angels (4-7), 12-2 | Memorial Stadium (5-1) | 6-5 | |
| » Starters: Nolan Ryan vs Jim Palmer | Second | 1 out |
| Saturday, April 29 |
| » Defeated Angels (4-8), 6-1 | Memorial Stadium (6-1) | 7-5 | Won 2 |
| » Starters: Andy Messersmith vs Mike Cuellar | Second | 1 out |
| Sunday, April 30 |
| » Lost to Angels (5-8), 4-3 | Memorial Stadium (6-2) | 7-6 | |
| » Starters: Rickey Clark vs Pat Dobson | Second | 1 out |
| Tuesday, May 2 |
| » Defeated White Sox (8-6), 3-0 | Memorial Stadium (7-2) | 8-6 | |
| » Starters: Stan Bahnsen vs Dave McNally | Second | 1 out |
| Friday, May 5 |
| » Defeated Royals (7-10), 3-2 | Memorial Stadium (8-2) | 9-6 | Won 2 |
| » Starters: Mike Hedlund vs Jim Palmer | First | -- |
| Saturday, May 6 |
| » Lost to Royals (8-10), 9-1 | Memorial Stadium (8-3) | 9-7 | |
| » Starters: Dick Drago vs Mike Cuellar | Second | ½ out |
| » Major-league debuts: Mickey Scott (Orioles) |
| Sunday, May 7 |
| » Defeated Royals (8-11), 5-4 | Memorial Stadium (9-3) | 10-7 | |
| » Starters: Bruce DalCanton vs Pat Dobson | Second | ½ out |
| Wednesday, May 10 |
| » Defeated Rangers (8-11), 1-0 | Memorial Stadium (10-3) | 11-7 | Won 2 |
| » Starters: Pete Broberg vs Dave McNally | Second | ½ out |
| Thursday, May 11 |
| » Lost to Rangers (9-11), 3-1 | Memorial Stadium (10-4) | 11-8 | |
| » Starters: Bill Gogolewski vs Jim Palmer | Third | 1 out |
| Friday, May 12 |
| » Lost to White Sox (11-9), 4-3 | Comiskey Park I (0-1) | 11-9 | Lost 2 |
| » Starters: Mike Cuellar vs Wilbur Wood | Third | 1 out |
| Saturday, May 13 |
| » Lost to White Sox (12-9), 9-3 | Comiskey Park I (0-2) | 11-10 | Lost 3 |
| » Starters: Pat Dobson vs Stan Bahnsen | Third | 2 out |
| Sunday, May 14 |
| » Lost to White Sox (13-9), 4-1 | Comiskey Park I (0-3) | 11-11 | Lost 4 |
| » Starters: Dave McNally vs Tom Bradley | Third | 3 out |
| Monday, May 15 |
| » Defeated Tigers (13-9), 3-2 | Tiger Stadium (1-0) | 12-11 | |
| » Starters: Jim Palmer vs Les Cain | Third | 2½ out |
| Tuesday, May 16 |
| » Defeated Tigers (13-10), 8-3 | Tiger Stadium (2-0) | 13-11 | Won 2 |
| » Starters: Mike Cuellar vs Tom Timmermann | Third | 1½ out |
| Wednesday, May 17 |
| » Lost to Tigers (14-10), 6-1 | Tiger Stadium (2-1) | 13-12 | |
| » Starters: Pat Dobson vs Mickey Lolich | Third | 2½ out |
| Friday, May 19 |
| » Lost to Brewers (8-15), 4-2 | County Stadium (0-1) | 13-13 | Lost 2 |
| » Starters: Dave McNally vs Bill Parsons | Third | 3½ out |
| Saturday, May 20 |
| » Defeated Brewers (8-16), 6-0 | County Stadium (1-1) | 14-13 | |
| » Starters: Jim Palmer vs Skip Lockwood | Third | 3½ out |
| Sunday, May 21 |
| » Defeated Brewers (8-17), 5-0 | County Stadium (2-1) | 15-13 | Won 2 |
| » Starters: Pat Dobson vs Ken Brett | Third | 2½ out |
| Tuesday, May 23 |
| » Lost to Red Sox (10-17), 6-5 | Fenway Park (0-1) | 15-14 | |
| » Starters: Dave McNally vs Sonny Siebert | Third | 3½ out |
| Wednesday, May 24 |
| » Defeated Red Sox (10-18), 4-1 | Fenway Park (1-1) | 16-14 | |
| » Starters: Jim Palmer vs Lew Krausse | Third | 2½ out |
| Thursday, May 25 |
| » Lost to Red Sox (11-18), 2-1 | Fenway Park (1-2) | 16-15 | |
| » Starters: Pat Dobson vs Marty Pattin | Third | 2½ out |
| Friday, May 26 |
| » Defeated Indians (18-13), 2-0 | Memorial Stadium (11-4) | 17-15 | |
| » Starters: Milt Wilcox vs Mike Cuellar | Third | 1½ out |
| Saturday, May 27 |
| » Defeated Indians (18-14), 4-2 | Memorial Stadium (12-4) | 18-15 | Won 2 |
| » Starters: Gaylord Perry vs Dave McNally | Third | 1 out |
| Sunday, May 28 |
| » Defeated Indians (18-15), 5-1 | Memorial Stadium (13-4) | 19-15 | Won 3 |
| » Starters: Vince Colbert vs Jim Palmer | Second | 1 out |
| Monday, May 29 |
| » Defeated Indians (18-16), 6-1 | Memorial Stadium (14-4) | 20-15 | Won 4 |
| » Starters: Dick Tidrow vs Pat Dobson | First | -- |
| Tuesday, May 30 |
| » Lost to Red Sox (15-19), 6-0 | Memorial Stadium (14-5) | 20-16 | |
| » Starters: Ray Culp vs Mike Cuellar | First | -- |
| Thursday, June 1 |
| » Lost to Red Sox (16-19), 7-1 | Memorial Stadium (14-6) | 20-17 | Lost 2 |
| » Starters: Sonny Siebert vs Dave McNally | Second | ½ out |
| Friday, June 2 |
| » Defeated Athletics (25-13), 5-1 | Memorial Stadium (15-6) | 21-17 | |
| » Starters: Vida Blue vs Jim Palmer | Second | ½ out |
| Saturday, June 3 |
| » Lost to Athletics (26-13), 4-2 | Memorial Stadium (15-7) | 21-18 | |
| » Starters: Ken Holtzman vs Pat Dobson | Second | 1½ out |
| Sunday, June 4 |
| » Lost to Athletics (27-13), 2-0 | Memorial Stadium (15-8) | 21-19 | Lost 2 |
| » Starters: Catfish Hunter vs Mike Cuellar | Third | 3 out |
| » Lost to Athletics (28-13), 2-0 | Memorial Stadium (15-9) | 21-20 | Lost 3 |
| » Starters: Dave Hamilton vs Doyle Alexander | Third | 3 out |
| Monday, June 5 |
| » Lost to Twins (24-16), 3-2 | Memorial Stadium (15-10) | 21-21 | Lost 4 |
| » Starters: Dick Woodson vs Dave McNally | Third | 3½ out |
| Tuesday, June 6 |
| » Lost to Twins (25-16), 5-4 | Memorial Stadium (15-11) | 21-22 | Lost 5 |
| » Starters: Jim Kaat vs Jim Palmer | Third | 4 out |
| Wednesday, June 7 |
| » Defeated Twins (25-17), 11-2 | Memorial Stadium (16-11) | 22-22 | |
| » Starters: Jim Perry vs Pat Dobson | Second | 3 out |
| Friday, June 9 |
| » Defeated Rangers (20-28), 7-2 | Arlington Stadium (1-0) | 23-22 | Won 2 |
| » Starters: Mike Cuellar vs Rich Hand | Second | 2 out |
| Saturday, June 10 |
| » Defeated Rangers (20-29), 5-2 | Arlington Stadium (2-0) | 24-22 | Won 3 |
| » Starters: Dave McNally vs Bill Gogolewski | Second | 1 out |
| Sunday, June 11 |
| » Defeated Rangers (20-30), 3-1 | Arlington Stadium (3-0) | 25-22 | Won 4 |
| » Starters: Jim Palmer vs Dick Bosman | Second | 1 out |
| Monday, June 12 |
| » Defeated Athletics (33-15), 1-0 | Oakland-Alameda County Stadium (1-0) | 26-22 | Won 5 |
| » Starters: Pat Dobson vs Vida Blue | Second | 1 out |
| Tuesday, June 13 |
| » Defeated Athletics (33-16), 5-1 | Oakland-Alameda County Stadium (2-0) | 27-22 | Won 6 |
| » Starters: Mike Cuellar vs Blue Moon Odom | First | -- |
| Wednesday, June 14 |
| » Defeated Athletics (33-17), 2-1 | Oakland-Alameda County Stadium (3-0) | 28-22 | Won 7 |
| » Starters: Dave McNally vs Catfish Hunter | First | -- |
| Friday, June 16 |
| » Defeated Twins (27-22), 3-0 | Metropolitan Stadium (1-0) | 29-22 | Won 8 |
| » Starters: Jim Palmer vs Jim Kaat | First | -- |
| Saturday, June 17 |
| » Defeated Twins (27-23), 4-1 | Metropolitan Stadium (2-0) | 30-22 | Won 9 |
| » Starters: Pat Dobson vs Bert Blyleven | First | -- |
| Sunday, June 18 |
| » Lost to Twins (28-23), 4-3 | Metropolitan Stadium (2-1) | 30-23 | |
| » Starters: Mike Cuellar vs Jim Perry | Second | 1 out |
| Monday, June 19 |
| » Lost to Angels (26-31), 4-3 | Anaheim Stadium (0-1) | 30-24 | Lost 2 |
| » Starters: Dave McNally vs Clyde Wright | Second | 1 out |
| Tuesday, June 20 |
| » Defeated Angels (26-32), 4-1 | Anaheim Stadium (1-1) | 31-24 | |
| » Starters: Jim Palmer vs Rickey Clark | First | -- |
| Wednesday, June 21 |
| » Lost to Angels (27-32), 6-3 | Anaheim Stadium (1-2) | 31-25 | |
| » Starters: Pat Dobson vs Rudy May | Second | 1 out |
| Saturday, June 24 |
| » Defeated Tigers (32-25), 3-1 | Memorial Stadium (17-11) | 32-25 | |
| » Starters: Mickey Lolich vs Dave McNally | Second | 1 out |
| » Lost to Tigers (33-25), 2-1 | Memorial Stadium (17-12) | 32-26 | |
| » Starters: Joe Coleman vs Mike Cuellar | Second | 1 out |
| Sunday, June 25 |
| » Defeated Tigers (33-26), 2-1 | Memorial Stadium (18-12) | 33-26 | |
| » Starters: Tom Timmermann vs Jim Palmer | First | -- |
| Monday, June 26 |
| » Lost to Brewers (22-37), 3-0 | Memorial Stadium (18-13) | 33-27 | |
| » Starters: Skip Lockwood vs Pat Dobson | Second | 1 out |
| Tuesday, June 27 |
| » Lost to Brewers (23-37), 6-4 | Memorial Stadium (18-14) | 33-28 | Lost 2 |
| » Starters: Ken Brett vs Doyle Alexander | Second | 2 out |
| Wednesday, June 28 |
| » Defeated Yankees (26-34), 4-0 | Yankee Stadium (1-0) | 34-28 | |
| » Starters: Mike Cuellar vs Fritz Peterson | Second | 1 out |
| Thursday, June 29 |
| » Lost to Yankees (27-34), 4-3 | Yankee Stadium (1-1) | 34-29 | |
| » Starters: Jim Palmer vs Mel Stottlemyre | Second | 2 out |
| Friday, June 30 |
| » Defeated Tigers (36-28), 3-2 | Tiger Stadium (3-1) | 35-29 | |
| » Starters: Pat Dobson vs Bill Slayback | Second | 1 out |
| Saturday, July 1 |
| » Lost to Tigers (37-28), 2-0 | Tiger Stadium (3-2) | 35-30 | |
| » Starters: Dave McNally vs Mickey Lolich | Second | 2 out |
| Sunday, July 2 |
| » Defeated Tigers (37-29), 7-2 | Tiger Stadium (4-2) | 36-30 | |
| » Starters: Mike Cuellar vs Joe Coleman | Second | 1 out |
| Monday, July 3 |
| » Defeated Tigers (37-30), 15-3 | Tiger Stadium (5-2) | 37-30 | Won 2 |
| » Starters: Jim Palmer vs Tom Timmermann | First | -- |
| Tuesday, July 4 |
| » Defeated White Sox (41-29), 2-1 | Comiskey Park I (1-3) | 38-30 | Won 3 |
| » Starters: Pat Dobson vs Stan Bahnsen | First | -- |
| Wednesday, July 5 |
| » Defeated White Sox (41-30), 1-0 | Comiskey Park I (2-3) | 39-30 | Won 4 |
| » Starters: Dave McNally vs Wilbur Wood | First | -- |
| » Major-league debuts: Hugh Yancy (White Sox) |
| Thursday, July 6 |
| » Defeated White Sox (41-31), 2-1 | Comiskey Park I (3-3) | 40-30 | Won 5 |
| » Starters: Mike Cuellar vs Tom Bradley | First | -- |
| Friday, July 7 |
| » Lost to Rangers (30-43), 5-4 | Memorial Stadium (18-15) | 40-31 | |
| » Starters: Dick Bosman vs Jim Palmer | First | -- |
| Saturday, July 8 |
| » Lost to Rangers (31-43), 2-1 | Memorial Stadium (18-16) | 40-32 | Lost 2 |
| » Starters: Rich Hand vs Pat Dobson | First | -- |
| » Lost to Rangers (32-43), 3-1 | Memorial Stadium (18-17) | 40-33 | Lost 3 |
| » Starters: Casey Cox vs Doyle Alexander | First | -- |
| Sunday, July 9 |
| » Lost to Rangers (33-43), 3-2 | Memorial Stadium (18-18) | 40-34 | Lost 4 |
| » Starters: Mike Paul vs Dave McNally | First | -- |
| Monday, July 10 |
| » Lost to Royals (39-37), 3-2 | Memorial Stadium (18-19) | 40-35 | Lost 5 |
| » Starters: Bruce DalCanton vs Mike Cuellar | Second | 1 out |
| Tuesday, July 11 |
| » Defeated Royals (39-38), 2-1 | Memorial Stadium (19-19) | 41-35 | |
| » Starters: Dick Drago vs Jim Palmer | Second | 1 out |
| Wednesday, July 12 |
| » Lost to Royals (40-38), 11-4 | Memorial Stadium (19-20) | 41-36 | |
| » Starters: Roger Nelson vs Pat Dobson | Second | 2 out |
| Friday, July 14 |
| » Defeated White Sox (45-35), 7-4 | Memorial Stadium (20-20) | 42-36 | |
| » Starters: Tom Bradley vs Dave McNally | Second | 1 out |
| » Defeated White Sox (45-36), 3-0 | Memorial Stadium (21-20) | 43-36 | Won 2 |
| » Starters: Dave Lemonds vs Doyle Alexander | Second | 1 out |
| Saturday, July 15 |
| » Defeated White Sox (45-37), 6-3 | Memorial Stadium (22-20) | 44-36 | Won 3 |
| » Starters: Stan Bahnsen vs Mike Cuellar | Second | 1 out |
| Sunday, July 16 |
| » Defeated White Sox (45-38), 6-1 | Memorial Stadium (23-20) | 45-36 | Won 4 |
| » Starters: Wilbur Wood vs Jim Palmer | Second | 1 out |
| Monday, July 17 |
| » Defeated Rangers (35-49), 3-1 | Arlington Stadium (4-0) | 46-36 | Won 5 |
| » Starters: Pat Dobson vs Jim Panther | Second | 1 out |
| Tuesday, July 18 |
| » Defeated Rangers (35-50), 2-1 | Arlington Stadium (5-0) | 47-36 | Won 6 |
| » Starters: Dave McNally vs Rich Hand | Second | 1 out |
| Wednesday, July 19 |
| » Lost to Rangers (36-50), 3-2 | Arlington Stadium (5-1) | 47-37 | |
| » Starters: Mike Cuellar vs Mike Paul | Second | 1 out |
| Thursday, July 20 |
| » Defeated Royals (43-43), 8-5 | Municipal Stadium (1-2) | 48-37 | |
| » Starters: Jim Palmer vs Roger Nelson | Second | 1 out |
| Friday, July 21 |
| » Defeated Royals (43-44), 7-6 | Municipal Stadium (2-2) | 49-37 | Won 2 |
| » Starters: Pat Dobson vs Bruce DalCanton | Second | 1 out |
| Saturday, July 22 |
| » Lost to Royals (44-44), 8-5 | Municipal Stadium (2-3) | 49-38 | |
| » Starters: Dave McNally vs Paul Splittorff | Second | 2 out |
| Sunday, July 23 |
| » Defeated Royals (44-45), 8-4 | Municipal Stadium (3-3) | 50-38 | |
| » Starters: Mike Cuellar vs Dick Drago | Second | 1 out |
| Thursday, July 27 |
| » Lost to Indians (37-51), 4-3 | Memorial Stadium (23-21) | 50-39 | |
| » Starters: Dick Tidrow vs Pat Dobson | Second | 2½ out |
| Friday, July 28 |
| » Lost to Indians (38-51), 4-1 | Memorial Stadium (23-22) | 50-40 | Lost 2 |
| » Starters: Gaylord Perry vs Dave McNally | Second | 2½ out |
| Saturday, July 29 |
| » Defeated Indians (38-52), 4-3 | Memorial Stadium (24-22) | 51-40 | |
| » Starters: Steve Dunning vs Jim Palmer | Second | 1½ out |
| Sunday, July 30 |
| » Defeated Yankees (45-45), 5-0 | Memorial Stadium (25-22) | 52-40 | Won 2 |
| » Starters: Ron Klimkowski vs Mike Cuellar | Second | 1 out |
| Monday, July 31 |
| » Lost to Yankees (46-45), 5-2 | Memorial Stadium (25-23) | 52-41 | |
| » Starters: Fritz Peterson vs Pat Dobson | Second | 2½ out |
| » Lost to Yankees (47-45), 2-1 | Memorial Stadium (25-24) | 52-42 | Lost 2 |
| » Starters: Rob Gardner vs Doyle Alexander | Second | 2½ out |
| Tuesday, August 1 |
| » Lost to Indians (43-52), 2-0 | Cleveland Stadium (1-3) | 52-43 | Lost 3 |
| » Starters: Dave McNally vs Gaylord Perry | Second | 2½ out |
| Wednesday, August 2 |
| » Defeated Indians (43-53), 7-0 | Cleveland Stadium (2-3) | 53-43 | |
| » Starters: Jim Palmer vs Steve Dunning | Second | 2 out |
| » Lost to Indians (44-53), 6-3 | Cleveland Stadium (2-4) | 53-44 | |
| » Starters: Roric Harrison vs Milt Wilcox | Second | 2 out |
| Thursday, August 3 |
| » Lost to Indians (45-53), 4-3 | Cleveland Stadium (2-5) | 53-45 | Lost 2 |
| » Starters: Mike Cuellar vs Tom Hilgendorf | Second | 2 out |
| Friday, August 4 |
| » Lost to Red Sox (50-48), 2-0 | Fenway Park (1-3) | 53-46 | Lost 3 |
| » Starters: Pat Dobson vs Marty Pattin | Second | 2 out |
| Saturday, August 5 |
| » Lost to Red Sox (51-48), 6-3 | Fenway Park (1-4) | 53-47 | Lost 4 |
| » Starters: Dave McNally vs Luis Tiant | Second | 3 out |
| Sunday, August 6 |
| » Defeated Red Sox (51-49), 11-2 | Fenway Park (2-4) | 54-47 | |
| » Starters: Jim Palmer vs John Curtis | Second | 2½ out |
| Monday, August 7 |
| » Defeated Brewers (41-62), 5-2 | County Stadium (3-1) | 55-47 | Won 2 |
| » Starters: Mike Cuellar vs Jim Lonborg | Second | 2 out |
| Tuesday, August 8 |
| » Defeated Brewers (41-63), 4-2 | County Stadium (4-1) | 56-47 | Won 3 |
| » Starters: Pat Dobson vs Jim Colborn | Second | 1 out |
| Wednesday, August 9 |
| » Defeated Brewers (41-64), 10-0 | County Stadium (5-1) | 57-47 | Won 4 |
| » Starters: Dave McNally vs Bill Parsons | Second | ½ out |
| Thursday, August 10 |
| » Lost to Brewers (42-64), 1-0 | County Stadium (5-2) | 57-48 | |
| » Starters: Jim Palmer vs Gary Ryerson | Second | ½ out |
| Friday, August 11 |
| » Defeated Red Sox (53-51), 2-1 | Memorial Stadium (26-24) | 58-48 | |
| » Starters: Lynn McGlothen vs Mike Cuellar | First | -- |
| Saturday, August 12 |
| » Defeated Red Sox (53-52), 3-2 | Memorial Stadium (27-24) | 59-48 | Won 2 |
| » Starters: Marty Pattin vs Pat Dobson | First | -- |
| » Lost to Red Sox (54-52), 5-3 | Memorial Stadium (27-25) | 59-49 | |
| » Starters: Luis Tiant vs Doyle Alexander | First | -- |
| Sunday, August 13 |
| » Defeated Red Sox (54-53), 8-2 | Memorial Stadium (28-25) | 60-49 | |
| » Starters: Sonny Siebert vs Dave McNally | First | -- |
| Monday, August 14 |
| » Lost to Athletics (65-46), 5-2 | Memorial Stadium (28-26) | 60-50 | |
| » Starters: Ken Holtzman vs Jim Palmer | First | -- |
| Tuesday, August 15 |
| Future Oriole Chris Singleton is born in Martinez, CA. |
| Wednesday, August 16 |
| » Lost to Athletics (66-46), 4-3 | Memorial Stadium (28-27) | 60-51 | Lost 2 |
| » Starters: Catfish Hunter vs Mike Cuellar | First | -- |
| Thursday, August 17 |
| » Lost to White Sox (65-46), 6-1 | Memorial Stadium (28-28) | 60-52 | Lost 3 |
| » Starters: Dave Lemonds vs Pat Dobson | First | -- |
| Friday, August 18 |
| » Lost to Twins (59-51), 3-1 | Memorial Stadium (28-29) | 60-53 | Lost 4 |
| » Starters: Dick Woodson vs Dave McNally | Second | ½ out |
| Saturday, August 19 |
| » Defeated Twins (59-52), 2-1 | Memorial Stadium (29-29) | 61-53 | |
| » Starters: Bert Blyleven vs Jim Palmer | Second | ½ out |
| Sunday, August 20 |
| » Lost to Twins (60-52), 4-1 | Memorial Stadium (29-30) | 61-54 | |
| » Starters: Ray Corbin vs Mike Cuellar | Second | 1½ out |
| Monday, August 21 |
| » Defeated Angels (51-65), 3-1 | Memorial Stadium (30-30) | 62-54 | |
| » Starters: Andy Messersmith vs Pat Dobson | Second | ½ out |
| Tuesday, August 22 |
| » Lost to Angels (52-65), 2-0 | Memorial Stadium (30-31) | 62-55 | |
| » Starters: Nolan Ryan vs Dave McNally | Second | ½ out |
| Wednesday, August 23 |
| » Defeated Angels (52-66), 7-1 | Memorial Stadium (31-31) | 63-55 | |
| » Starters: Rudy May vs Jim Palmer | Second | ½ out |
| Friday, August 25 |
| » Defeated Athletics (69-50), 5-3 | Oakland-Alameda County Stadium (4-0) | 64-55 | Won 2 |
| » Starters: Mike Cuellar vs Catfish Hunter | First | -- |
| Saturday, August 26 |
| » Defeated Athletics (69-51), 5-1 | Oakland-Alameda County Stadium (5-0) | 65-55 | Won 3 |
| » Starters: Pat Dobson vs Blue Moon Odom | First | -- |
| Sunday, August 27 |
| » Lost to Athletics (70-51), 2-1 | Oakland-Alameda County Stadium (5-1) | 65-56 | |
| » Starters: Dave McNally vs Ken Holtzman | Second | 1½ out |
| » Major-league debuts: Sergio Robles (Orioles) |
| Monday, August 28 |
| » Defeated Twins (60-59), 2-0 | Metropolitan Stadium (3-1) | 66-56 | |
| » Starters: Jim Palmer vs Dick Woodson | Second | 1 out |
| Tuesday, August 29 |
| » Defeated Twins (60-60), 9-4 | Metropolitan Stadium (4-1) | 67-56 | Won 2 |
| » Starters: Mike Cuellar vs Jim Perry | First | -- |
| » Major-league debuts: Rich Coggins (Orioles) |
| Wednesday, August 30 |
| » Lost to Twins (61-60), 7-1 | Metropolitan Stadium (4-2) | 67-57 | |
| » Starters: Pat Dobson vs Bert Blyleven | First | -- |
| Friday, September 1 |
| » Defeated Angels (57-68), 3-2 | Anaheim Stadium (2-2) | 68-57 | |
| » Starters: Dave McNally vs Clyde Wright | First | -- |
| Saturday, September 2 |
| » Lost to Angels (58-68), 2-0 | Anaheim Stadium (2-3) | 68-58 | |
| » Starters: Jim Palmer vs Rudy May | First | -- |
| Sunday, September 3 |
| » Lost to Angels (59-68), 1-0 | Anaheim Stadium (2-4) | 68-59 | Lost 2 |
| » Starters: Mike Cuellar vs Andy Messersmith | First | -- |
| Monday, September 4 |
| » Defeated Yankees (68-61), 4-3 | Memorial Stadium (32-31) | 69-59 | |
| » Starters: Fritz Peterson vs Doyle Alexander | First | -- |
| » Lost to Yankees (69-61), 5-2 | Memorial Stadium (32-32) | 69-60 | |
| » Starters: Rob Gardner vs Pat Dobson | First | -- |
| Tuesday, September 5 |
| » Lost to Yankees (70-61), 7-6 | Memorial Stadium (32-33) | 69-61 | Lost 2 |
| » Starters: Doc Medich vs Dave McNally | Fourth | 1 out |
| » Major-league debuts: Al Bumbry (Orioles) Doc Medich (Yankees) |
| Future Oriole Jimmy Haynes is born in LaGrange, GA. |
| Wednesday, September 6 |
| » Lost to Tigers (71-60), 4-3 | Memorial Stadium (32-34) | 69-62 | Lost 3 |
| » Starters: Mickey Lolich vs Jim Palmer | Fourth | 2 out |
| Thursday, September 7 |
| » Defeated Tigers (71-61), 9-0 | Memorial Stadium (33-34) | 70-62 | |
| » Starters: Fred Scherman vs Mike Cuellar | Third | 1½ out |
| » Major-league debuts: Ike Blessitt and John Gamble (Tigers) |
| Future Oriole Willie Morales is born in Tucson, AZ. |
| Friday, September 8 |
| » Lost to Tigers (72-61), 2-1 | Memorial Stadium (33-35) | 70-63 | |
| » Starters: Woodie Fryman vs Pat Dobson | Third | 2½ out |
| Saturday, September 9 |
| » Defeated Brewers (54-80), 2-1 | Memorial Stadium (34-35) | 71-63 | |
| » Starters: Jim Lonborg vs Dave McNally | Third | 2 out |
| » Defeated Brewers (54-81), 8-0 | Memorial Stadium (35-35) | 72-63 | Won 2 |
| » Starters: Ken Brett vs Doyle Alexander | Third | 2 out |
| Sunday, September 10 |
| » Defeated Brewers (54-82), 2-0 | Memorial Stadium (36-35) | 73-63 | Won 3 |
| » Starters: Skip Lockwood vs Jim Palmer | Second | 1½ out |
| Monday, September 11 |
| » Defeated Brewers (54-83), 3-2 | Memorial Stadium (37-35) | 74-63 | Won 4 |
| » Starters: Jim Colborn vs Mike Cuellar | Second | 1½ out |
| Tuesday, September 12 |
| » Lost to Tigers (73-64), 3-2 | Tiger Stadium (5-3) | 74-64 | |
| » Starters: Pat Dobson vs Woodie Fryman | Second | 1½ out |
| Wednesday, September 13 |
| » Lost to Tigers (74-64), 6-5 | Tiger Stadium (5-4) | 74-65 | Lost 2 |
| » Starters: Dave McNally vs Joe Coleman | Third | 1½ out |
| Friday, September 15 |
| » Defeated Yankees (74-66), 3-1 | Yankee Stadium (2-1) | 75-65 | |
| » Starters: Jim Palmer vs Mel Stottlemyre | Third | 1½ out |
| Saturday, September 16 |
| » Defeated Yankees (74-67), 7-3 | Yankee Stadium (3-1) | 76-65 | Won 2 |
| » Starters: Mike Cuellar vs Steve Kline | Third | 1½ out |
| Former Oriole Eddie Waitkus dies in Jamaica Plain, MA at the age of 54. |
| Sunday, September 17 |
| » Lost to Yankees (75-67), 2-1 | Yankee Stadium (3-2) | 76-66 | |
| » Starters: Dave McNally vs Fritz Peterson | Third | 1½ out |
| » Major-league debuts: Enos Cabell (Orioles) |
| Monday, September 18 |
| » Defeated Red Sox (76-64), 5-2 | Fenway Park (3-4) | 77-66 | |
| » Starters: Pat Dobson vs Lynn McGlothen | Third | 1 out |
| Wednesday, September 20 |
| » Lost to Red Sox (77-64), 9-1 | Fenway Park (3-5) | 77-67 | |
| » Starters: Jim Palmer vs Marty Pattin | Third | 2½ out |
| » Lost to Red Sox (78-64), 4-0 | Fenway Park (3-6) | 77-68 | Lost 2 |
| » Starters: Mike Cuellar vs Luis Tiant | Third | 2½ out |
| Saturday, September 23 |
| » Lost to Brewers (61-86), 2-1 | County Stadium (5-3) | 77-69 | Lost 3 |
| » Starters: Dave McNally vs Jim Lonborg | Third | 2½ out |
| Sunday, September 24 |
| » Defeated Brewers (61-87), 4-3 | County Stadium (6-3) | 78-69 | |
| » Starters: Jim Palmer vs Skip Lockwood | Third | 2½ out |
| Tuesday, September 26 |
| » Lost to Indians (68-83), 3-2 | Memorial Stadium (37-36) | 78-70 | |
| » Starters: Dick Tidrow vs Mike Cuellar | Third | 2½ out |
| Wednesday, September 27 |
| » Lost to Indians (69-83), 3-0 | Memorial Stadium (37-37) | 78-71 | Lost 2 |
| » Starters: Gaylord Perry vs Dave McNally | Third | 3½ out |
| Friday, September 29 |
| » Lost to Red Sox (83-67), 4-2 | Memorial Stadium (37-38) | 78-72 | Lost 3 |
| » Starters: Luis Tiant vs Jim Palmer | Fourth | 5 out |
| Saturday, September 30 |
| » Lost to Red Sox (84-67), 3-1 | Memorial Stadium (37-39) | 78-73 | Lost 4 |
| » Starters: Marty Pattin vs Pat Dobson | Fourth | 6 out |
| Future Oriole Curtis Goodwin is born in Oakland, CA. |
| Sunday, October 1 |
| » Defeated Red Sox (84-68), 2-1 | Memorial Stadium (38-39) | 79-73 | |
| » Starters: Lynn McGlothen vs Mike Cuellar | Third | 5 out |
| Tuesday, October 3 |
| » Lost to Indians (72-83), 6-5 | Cleveland Stadium (2-6) | 79-74 | |
| » Starters: Doyle Alexander vs Dick Tidrow | Third | 5½ out |
| » Defeated Indians (72-84), 4-3 | Cleveland Stadium (3-6) | 80-74 | |
| » Starters: Roric Harrison vs Ray Lamb | Third | 5½ out |
| » Major-league debuts: Larry Johnson (Indians) |
| Friday, November 3 |
| Future Oriole Armando Benitez is born in Ramon Santana, D.R. |
Game information provided by Retrosheet (www.retrosheet.org) |