Mildred Mosler Weisenfeld (1921 – December 6, 1997) is the Brooklyn-born founder of national not-for-profit foundation the National Council to Combat Blindness in 1946, now known as Fight for Sight, an organization based in New York City that provides initial funds to promising scientists early in their careers. For 50 years, Weisenfeld was a one-woman campaign to increase funding for eye research, despite losing her own vision and having no scientific training.