| Oleg Mamasakhlisi | |
| Birth Date: | 25 November 1995 |
| Position: | Defender |
| Currentclub: | Saburtalo |
| Clubnumber: | 25 |
| Years1: | 2013–2018 |
| Caps1: | 91 |
| Goals1: | 10 |
| Years2: | 2018–19 |
| Clubs2: | Samtredia |
| Caps2: | 12 |
| Goals2: | 3 |
| Years3: | 2019–20 |
| Caps3: | 27 |
| Goals3: | 1 |
| Years4: | 2020–2021 |
| Caps4: | 39 |
| Goals4: | 4 |
| Years5: | 2022 |
| Clubs5: | Shukura |
| Caps5: | 25 |
| Goals5: | 4 |
| Years6: | 2023– |
| Caps6: | 8 |
| Goals6: | 0 |
| Nationalyears1: | 2017– |
| Nationalcaps1: | 2 |
| Nationalgoals1: | 0 |
| Pcupdate: | 3 December 2023 |
Oleg Mamasakhlisi (Georgian: ოლეგ მამასახლისი; born 25 November 1995) is a Georgian football player. He plays for Saburtalo.
He made his Georgia national football team debut on 23 January 2017 in a friendly game against Uzbekistan.[1]
After his contract with Torpedo Kutaisi expired, in early 2022 Mamasakhlisi joined Shukura Kobuleti.[2]