Major League Women's Baseball

Major League Women's Baseball (MLWB) is a professional women's baseball organization. It was founded in 1995 as the women's counterpart to and began play in 1997. The regular season is played from April to September with the All Star game played near the end of the season in July and the Women's World Series which is played in September after the season ends.

Most of the teams share a market with their MLB counterparts, with some sharing stadiums with them, while at least three are in a market without a MLB team.