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