| Nazar Petrosyan | |
| Fullname: | Nazar Samvelovich Petrosyan |
| Birth Date: | 6 June 1951 |
| Birth Place: | Mary, Turkmen SSR |
| Position: | Midfielder/Striker |
| Youthclubs1: | Yerevan Republican School |
| Years1: | 1969–1977 |
| Years2: | 1978–1980 |
| Years3: | 1981 |
| Years4: | 1982–1984 |
| Years5: | 1990 |
| Clubs1: | FC Ararat Yerevan |
| Clubs2: | CSKA Moscow |
| Clubs3: | FC Kuban Krasnodar |
| Clubs4: | FC Ararat Yerevan |
| Clubs5: | FC Kotayk Abovian |
| Nationalyears1: | 1976–1977 |
| Nationalteam1: | USSR |
| Nationalcaps1: | 3 |
| Nationalgoals1: | 0 |
| Manageryears1: | ? |
| Manageryears2: | ? |
| Manageryears3: | ? |
| Manageryears4: | ? |
| Manageryears5: | 1986–1989 |
| Manageryears6: | 1989–1990 |
| Manageryears7: | 1997–1998 |
| Manageryears8: | 2005–2007 |
| Manageryears9: | 2009– |
| Managerclubs1: | Armenia U-21 |
| Managerclubs2: | PFC CSKA Moscow (director) |
| Managerclubs3: | Russia (director) |
| Managerclubs4: | FC Saturn Moscow Oblast (director) |
| Managerclubs5: | FC Kotayk Abovian (director) |
| Managerclubs6: | FC Kotayk Abovyan |
| Managerclubs7: | FC Torpedo Moscow (president) |
| Managerclubs8: | FC Nika Moscow (president) |
| Managerclubs9: | FC Nika Moscow (president) |
Nazar Samvelovich Petrosyan (Russian: Назар Самвелович Петросян; born 6 June 1951 in Mary, Turkmenistan) is a Russian football coach and a retired Soviet football player. He is of Armenian descent. Currently, he is the president of FC Nika Moscow.
Petrosyan made his debut for USSR on 28 November 1976 in a friendly against Argentina.