- Vincent Du Vigneaud
- Thomas Hunt Morgan
- Thomas Huckle Weller
- Theobald Smith
- Stephen Jay Gould Gould
- Stanford Moore
- Sidney Altman Altman
- Sewall Green Wright
- Selman Abraham Waksman
- Salvador Edward Luria
- Ruth Hubbard
- Roger Revelle Roger Revelle
- Robert William Holley
- Robert Waterston
- Robert Bruce Merrifield
- Rita Levi-Montalcini Levi
- Richard Charles Lewontin
- Rene Jules Dubos Rene Jules Dubos
- Renato Dulbecco