Baldwin
The taxon authority Baldwin may refer to:
- Bruce Gregg Baldwin (1957– , B.G.Baldwin), U.S. botanist
- Carole C. Baldwin, U.S. ichthyologist
- David Dwight Baldwin (1831–1912; D.D.Baldwin), U.S. botanist
- John Thomas Baldwin (1910–1974; J.T.Baldwin), U.S. botanist
- William Baldwin (1779–1819; Baldwin), U.S. botanist