| Omar Diallo | |
| Fullname: | Omar Diallo |
| Birth Date: | September 28, 1972 |
| Birth Place: | Dakar, Senegal |
| Height: | 1.81 m |
| Position: | Goalkeeper |
| Years1: | 1992–1994 |
| Clubs1: | ASC Diaraf |
| Years2: | 1994–1999 |
| Clubs2: | Raja de Casablanca |
| Years3: | 1999–2002 |
| Clubs3: | Olympique de Khouribga |
| Years4: | 2002–2004 |
| Clubs4: | ASC Diaraf |
| Years5: | 2004–2005 |
| Clubs5: | Sakaryaspor |
| Caps5: | 9 |
| Goals5: | 0 |
| Years6: | 2005–2006 |
| Clubs6: | ASC Diaraf |
| Years7: | 2006 |
| Clubs7: | AS Jaon |
| Nationalyears1: | 1996 – 2004 |
| Nationalteam1: | Senegal |
| Nationalcaps1: | 32 |
| Nationalgoals1: | 0 |
Omar Diallo (born September 28, 1972 in Dakar) is a Senegalese former professional footballer who played as a goalkeeper. He played for a few clubs, including Olympique Khouribga in Morocco and Sakaryaspor in Turkey. He played for the Senegal national team and was a participant at the 2002 FIFA World Cup.