June 26 – Jesse Barnes opposed Virgil Barnes in the first pitching matchup of brothers in major league history. Virgil did not have a decision while Jesse was credited with the loss as the New York Giants won the Boston Braves‚ 8-1. The Barnes brothers will match up four more times during their careers‚ the first, including three days from its date.
July 14 – Rogers Hornsby goes three-for-four in the St. Louis Cardinals' 12-0 victory over the Brooklyn Robins to raise his season average to .402. His average remains above .400 for the remainder of the season.
July 17 – Jesse Haines of the St. Louis Cardinals pitches a no-hitter against the Boston Braves in a 5-0 win.
The New York Yankees and Washington Senators open a crucial four game series at Yankee Stadium for first place in the American League. The Senators win 11-6 and take three of the four games of the series to leave New York with a 1.5 game lead.
Despite future Hall of Famer Chick Hafey making his major league debut in both games of their double header, the St. Louis Cardinals lose to the Chicago Cubs, 5-2 and 8-3. Hafey collects his first major league hit in the second game.
September 6 – The Boston Braves beat the Brooklyn Robins in the second game of a double header, 5-4, ending Brooklyn's fifteen-game winning streak.
September 7 – In a crucial battle for first place in the National League, the New York Giants defeat the Brooklyn Robins, 8-7, to increase their lead in the NL to 1.5 games.
September 22 – With his Detroit Tigers holding a commanding lead over the Boston Red Sox, manager Ty Cobb brings in young prospect Charlie Gehringer as a defensive replacement at short. He does not log an at-bat in his major league debut.
October 4 – With the New York Giants up 2-1, the Washington Senators' Roger Peckinpaughdoubles in Ossie Bluege to send game one of the World Series goes into extra innings tied at two. The New York Giants score two in the twelfth, and win it, 4-3. The Giants became the first team to play in four consecutive World Series, winning in 1921 & 1922 and losing in 1923. Their long-time manager, John McGraw, made his ninth and final World Series appearance.
October 5 – Goose Goslin hits a two run home run in the first inning to put the Washington Senators up 2-0 in game two of the World Series. The Giants tie it in the top of the Ninth, only to lose it in the bottom of the ninth on an RBI double by Roger Peckinpaugh.
October 6 – At the Polo Grounds, the New York Giants win game three of the World Series, 6-4.
October 7 – A three run home run by Goose Goslin powers the Washington Senators past the New York Giants in game four of the World Series.
October 8 – American League MVP Walter Johnson takes his second loss of the 1924 World Series, as the New York Giants beat him and the Washington Senators, 6-2.
October 9 – With two outs in the fifth inning, Bucky Harris drives in two runs with a single to right, and the Senators win game six of the World Series, 2-1.
April 4 – George Wood, 65, left fielder in 13 seasons from 1880 to 1992, mainly for the Detroit Wolverines and the Philadelphia Athletics, who posted a .300 average twice and led the National League in home runs in 1882.
April 8 – Jimmy Macullar, 69, infielder/outfielder/pitcher for three teams between 1879 and 1886, who holds a Major League lifetime record for the most games played at shortstop for a left-handed thrower with 325 appearances in the position, while leading the American Association in putouts at outfield in 1882 and as a shortstop in 1885.
April 16 – Buster Hoover, 61, utility infielder/outfielder for four teams between 1884 and 1892.
May 15 – Ed Swartwood, 65, right fielder/first baseman who topped the American Association in batting average during the 1883 season, led the league in runs, doubles and total bases the following season, and later became an umpire.
May 16 – Candy Cummings, 75, Hall of Fame pitcher credited with developing the curveball in 1867, who won 28 or more games for four teams of the National Association and later became a Minor League executive.
May 25 – Carl Weilman, 34, pitcher who posted an 84-93 record and a 2.67 earned run average in 239 games for the American League St. Louis Browns between 1912 and 1920.
September 15 – Frank Chance, 47, Hall of Fame first baseman and manager of the Chicago Cubs, who anchored famed infield of four National League and two World Series champions from 1906–1910; batted .300 four times; topped the league in runs once and steals twice; led the 1906 squad to a winning-record 116 games, while collecting a career-winning percentage of .593 (second highest among managers of 1500 or more games), and stole 401 bases to set a career-mark for first basemen.
September 18 – Bill Geiss, 66, pitcher for the 1882 Baltimore Orioles and second baseman for the 1884 Detroit Wolverines.
October 9 – Jake Daubert, 40, 1913 MVP first baseman and captain for National League championships in Brooklyn and Cincinnati, who batted a .303 career average, won batting titles in 1913 and 1914, and led the league in triples two times.
October 29 – Pop Snyder, 70, catcher for several teams over 18 seasons including 1878 Boston champions; also managed Cincinnati to 1882 American Association pennant.