Gallo can refer to:
Gallo is also a surname and can refer to:
- American gangsters:
- Anna Maria Gallo, better known as Mary Frances of the Five Wounds of Jesus, Italian saint
- Dean Gallo, U.S. congressman
- Diego Gallo, a Uruguayan swimmer
- Domenico Gallo, an Italian composer and violinist whose works are sometimes mistakenly attributed to Pergolesi.
- Fortune Gallo, impressario of the San Carlo Opera Company
- Max Gallo, a French author who wrote a series of novels based on the life of Napoleon I of France
- Robert Gallo, a retrovirus expert
- Vincent Gallo, a film directorPopular culture
- Boss Gallo, the Gungan hero and ancestor of Boss Nass who united the Gungan tribes 3000 years before Star Wars: Episode I