| Diego Caccia | |
| Fullname: | Diego Caccia |
| Birth Date: | 31 July 1981 |
| Birth Place: | Ponte San Pietro, Italy |
| Discipline: | Road |
| Role: | Rider |
| Proyears1: | 2003 |
| Proteam1: | → (stagiaire) |
| Proyears2: | 2005 |
| Proteam2: | GS Podenzano-Brunero |
| Proyears3: | 2006–2009 |
| Proyears4: | 2010 |
| Proyears5: | 2011–2012 |
Diego Caccia (born 31 July 1981) is an Italian racing cyclist.