Sherrilyn Ifill (born December 17, 1962) is an American lawyer. She is a law professor and former president and director-counsel of the NAACP Legal Defense Fund. She was the Legal Defense Fund's seventh president since Thurgood Marshall founded the organization in 1940. Ifill is also a nationally recognized expert on voting rights and judicial selection. In 2021, Time named her one of the 100 most influential people in the world on its annual Time 100 list.