Helen Hayes
Helen Hayes won lead and supporting Oscars in 1931/32 and in 1970, becoming the first. Jack Lemmon accomplished the same feat in 1973, as did Ingrid Bergman in 1974, Maggie Smith in 1978, Robert De Niro in 1980, Meryl Streep in 1982, Jack Nicholson in 1983, Gene Hackman in 1992, Jessica Lange in 1994, Kevin Spacey in 1999, and Denzel Washington in 2001.