Timeline of women's sports in the United States and fitness and creating an educated public that supports gender equity in sport." The first women's professional football league (WPFL) kicks off its inaugural season with seven teams. 1974 - The first women's professional football league in America (WPFL) kicked off its inaugural season with seven teams. 1974 - Lanny Moss was the first woman to manage a professional men's baseball team. She was hired by the minor league Portland Mavericks. 1976 - In the first Women's Professional Softball World Series Championship the Connecticut Falcons came out on top. 1977 - Janet Guthrie was the first woman to compete in
Chico Outlaws in major league history in hit a grand slam in his first at bat as he went deep to centerfield on the first pitch thrown to him. On June 1, 2010, Eri Yoshida, a 5 foot, 1 inch female knuckleball pitcher from Japan, pitched for the Outlaws. The Outlaws made history and defied the odds to sweep the Calgary Vipers to win the GBL North Division Title, then sweep Na Koa Ikaika Maui to capture their second GBL Championship in 2010, becoming the first team in league history to accomplish that feat, as well as going undefeated in the playoffs.