» May 2, 1948: Rookie OF Hal Jeffcoat has two doubles in the Cubs' 7-run 8th inning as Chicago rolls over Cincinnati 13–4. Peanuts Lowrey goes 4-for-5 in the game.
» June 14, 1952:
Warren Spahn of the Braves ties the NL record of Jim Whitney with 18 strikeouts against the Cubs in a 15-inning, 3-1 loss. Hal Jeffcoat's 2-run triple wins it,
while Spahn's HR is the only Boston score. Meanwhile, Braves scout Dewey Griggs signs Henry Aaron to a Braves contract.
» May 30, 1954:
Ex-outfielder Hal Jeffcoat (2–0) makes his first mound start and gains a 7–5 win over the Reds at Wrigley. He goes eight innings and gives up four hits before leaving because of a blister on his finger. Cincy wins the nitecap, 6–5, in a game called after eight innings because of darkness.
» November 28, 1955:
The Cubs trade P Hal Jeffcoat to the Redlegs for C
» June 23, 1956:
Hal Jeffcoat of the Cincinnati Reds hits Dodger SS Don Zimmer in the face with a pitch, breaking his cheekbone. This is the second time that Zimmer suffers an injury that nearly ends his career, and he is out for the season. The Dodgers win 7-6.
» May 26, 1957:
Reds relief pitcher Hal Jeffcoat snaps a 6–6 tie with an 8th inning homer to beat the Cards, 7–6. Jeffcoat reached the majors as an outfielder before converting to the mound.
» May 21, 1958: At Cincinnati, Willie Mays belts a 10th inning home run off Hal Jeffcoat to give the Giants a 5–4 win.