Penna
The taxon authority Penna may refer to:
- Diana Carolina Arias-Penna, entomologist
- Ivo de Azevedo Penna (fl. 1983; I.A.Penna), botanist
- Leonam de Azevedo Penna (1903–1979, L.A.Penna), botanist
- Mario Penna, herpetologist
- Tania Milena Arias-Penna, entomologist