Sullivan
The taxon authority Sullivan may refer to:
- Charles D. Sullivan, herpetologist
- G.A. Sullivan (fl. 1985; G.A.Sullivan), botanist
- James Bolling Sullivan, U.S. entomologist
- Jaqueline Sullivan, U.S. herpetologist
- John P. Sullivan, U.S. ichthyologist
- Robert Michael Sullivan, U.S. palaeontologist
- S.P. Sullivan, U.S. entomologist