Timeline of women's sports in the United States Lyle Alberga, was the first of three women to play Negro league baseball, and thus the first woman to play as a regular on an American big-league professional baseball team. 1954 - The All-American Girls Professional Baseball League played its last season. 1955 - The first LPGA championship was held. 1959 - Arlene Pieper became the first woman to officially finish a marathon in the United States when she finished the Pikes Peak Marathon. 1960 - Mary McGee earns a FIM license and becomes the first official female motorcycle racer in the United States. 1961 - The WIBC Queens all-female
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