Women in baseball 36 strikeouts. In 2008, Eri Yoshida, at 16 years old, became Japan's first professional female baseball player to play in a men's league by signing a professional contract with a new Japanese independent league. In April 2010, she signed a contract with the Chico Outlaws, becoming the first woman to play professionally in two countries. In 2009, Justine Siegal became the first female coach of a men's professional baseball team. In 2011, she was the first woman to throw batting practice to an MLB team, the Cleveland Indians at spring training. She also threw BP to the Oakland Athletics, Tampa
Jennifer Welter woman to coach in a men's professional football league. A year prior, the , Welter was signed by the Revolution as a running back. This made her the second female player for a position other than kicker or placekick-holder on a men's professional football team, and the first at running back. She is not the first female to play a male dominant sport; however, she is the second woman after hockey player Hayley Wickenheiser to play a "contact" position in a male dominant sport and the first woman in football to do so. Welter was featured in Mogul's #IAmAMogul campaign