Kathryn Michele Markgraf is the General Manager of the United States women's national soccer team and a retired American professional soccer defender. She previously played for the Chicago Red Stars in the WPS, the Boston Breakers in the WUSA, and the United States women's national soccer team. She was a three-time Olympic medalist and played in three FIFA Women's World Cup tournaments. She started in 97% of her 201 United States Women's National Team appearances in her 12-year career. She ended her career with a high school championship, state club championship, NCAA Division I championship, Olympic gold medals, and a FIFA World Cup Championship.

The Chicago Red Stars are a professional women's soccer club based in Bridgeview, Illinois, a suburb of Chicago. A founding member of the Women's Professional Soccer (WPS) league, they have played in the National Women's Soccer League (NWSL) since 2013.