| Mert Topuz | |
| Birth Date: | 19 February 2001 |
| Birth Place: | Yerköy, Turkey |
| Height: | 1.89m |
| Position: | Goalkeeper |
| Currentclub: | Hacettepe 1945 SK |
| Youthyears1: | 2013–2020 |
| Youthclubs1: | Ankaragücü |
| Years1: | 2020–2023 |
| Clubs1: | Ankaragücü |
| Caps1: | 1 |
| Goals1: | 0 |
| Years2: | 2022 |
| Clubs2: | → Ankara Demirspor (loan) |
| Caps2: | 0 |
| Goals2: | 0 |
| Years3: | 2023 |
| Clubs3: | Bodrumspor |
| Caps3: | 0 |
| Goals3: | 0 |
| Years4: | 2023– |
| Clubs4: | Hacettepe 1945 SK |
| Caps4: | 0 |
| Goals4: | 0 |
| Club-Update: | 3 September 2023 |
Mert Topuz (born 19 February 2001) is a Turkish professional footballer who plays as a goalkeeper for TFF Third League club Hacettepe 1945 SK.
A youth product of Ankaragücü since 2013, Topuz signed his first professional contract with Ankaragücü in 2020.[1] He made his professional debut with Ankaragücü in a 1–0 Süper Lig loss to Alanyaspor on 15 May 2021.[2]