The 1929 major league baseball season began on April 16, 1929. The regular season ended on October 6, with the Chicago Cubs and Philadelphia Athletics as the regular season champions of the National League and American League, respectively. The postseason began with Game 1 of the 26th World Series on October 8 and ended with Game 5 on October 14. The Athletics defeated the Cubs, four games to one. Babe Ruth hit his 500th career home run this season on August 11 at Cleveland. Game 4 of the World Series featured a historic 10-run rally by the Athletics, nicknamed "The Mack Attack," after the team's manager, Connie Mack. This was the last of eight seasons that "League Awards", a precursor to the Major League Baseball Most Valuable Player Award (introduced in 1931), were issued. Only a National League award was given in 1929.

Schedule

The 1929 schedule consisted of 154 games for all teams in the American League and National League, each of which had eight teams. Each team was scheduled to play 22 games against the other seven teams of their respective league. This continued the format put in place since the season (except for ) and would be used until in the American League and in the National League. Opening Day took place on April 16 and saw eight teams across both leagues play. The final day of the regular season was on October 6. The World Series took place between October 8 and October 14.

Rule changes

The 1929 season saw the following rule changes:

Teams

Standings

American League

National League

Postseason

Bracket

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Managerial changes

Off-season

In-season

League leaders

American League

National League

Awards and honors

Home field attendance

Key events

Deaths