| Eldar Mamayev | |
| Full Name: | Eldar Kamilyevich Mamayev |
| Birth Date: | 14 June 1985 |
| Birth Place: | Buynaksk, Dagestan, Russia |
| Height: | 1.82 m |
| Position: | Midfielder |
| Youthclubs1: | DYuSSh Olimp Makhachkala |
| Youthclubs2: | RSDYuShOR-2 Makhachkala |
| Years1: | 2001–2010 |
| Clubs1: | FC Anzhi Makhachkala |
| Caps1: | 206 |
| Goals1: | 15 |
| Years2: | 2010 |
| Clubs2: | FC Ural Sverdlovsk Oblast |
| Caps2: | 11 |
| Goals2: | 0 |
| Years3: | 2011–2012 |
| Caps3: | 27 |
| Goals3: | 1 |
| Years4: | 2012 |
| Clubs4: | FC Khimki |
| Caps4: | 8 |
| Goals4: | 0 |
| Years5: | 2013–2014 |
| Clubs5: | FC Sever Murmansk |
| Caps5: | 20 |
| Goals5: | 2 |
| Years6: | 2014–2015 |
| Clubs6: | FC Sakhalin Yuzhno-Sakhalinsk |
| Caps6: | 33 |
| Goals6: | 1 |
Eldar Kamilyevich Mamayev (Russian: Эльдар Камильевич Мамаев, Kumyk: Мамайланы Элдар Камилны уланы; born 14 June 1985) is a former Russian professional footballer.
He made his professional debut in the Russian First Division in 2003 for FC Anzhi Makhachkala.