| Omar Caetano | |
| Fullname: | Omar Caetano Otero |
| Birth Date: | 8 November 1938 |
| Birth Place: | Uruguay |
| Death Place: | Uruguay |
| Height: | 1.67 m |
| Position: | Midfielder |
| Years1: | 1961–1975 |
| Years2: | 1975 |
| Clubs1: | Peñarol |
| Clubs2: | New York Cosmos |
| Caps2: | 8 |
| Goals2: | 0 |
| Nationalyears1: | 1965–1969 |
| Nationalteam1: | Uruguay |
| Nationalcaps1: | 30 |
| Nationalgoals1: | 0 |
Omar Caetano Otero (8 November 1938 – 2 July 2008) was a Uruguayan footballer. He represented Uruguay at the 1966 FIFA World Cup and 1970 FIFA World Cup.
He played club football with Peñarol, where he won 8 league titles, 4 major international titles and played in a record 57 derby matches against rivals Nacional.[1] He also spent the 1975 season in the NASL with the New York Cosmos.[2]