The following are the baseball events of the year 1943 throughout the world.
Negro league baseball final standings
Negro American League final standings
This was the seventh season of the Negro American League. Birmingham and Chicago each won a half of the season, which therefore matched them up in a matchup to determine the champion for the NAL pennant to determine who would make the 1943 Negro World Series. Birmingham prevailed in five games to win their first ever pennant.
Negro National League final standings
This was the eleventh season of the second Negro National League (1933–1948). For the sixth time in seven seasons, the Homestead Grays won the pennant, this time under manager Candy Jim Taylor.
Negro league playoffs
- Negro American League Championship Series: Birmingham Black Barons over Chicago American Giants 3–2.
- 1942 Negro World Series: Homestead Grays over Birmingham Black Barons 4–3 (one tie).