| Ablaye Sy | |
| Fullname: | Ablaye Sy[1] |
| Birth Date: | 21 August 1994 |
| Birth Place: | Nouadhibou, Mauritania |
| Height: | 1.88 m |
| Currentclub: | Al Arabi |
| Position: | Defender |
| Youthclubs1: | Nouadhibou |
| Years1: | 2015–2020 |
| Clubs1: | Nouadhibou |
| Years2: | 2020–2021 |
| Clubs2: | Jeddah |
| Years3: | 2021–2022 |
| Clubs3: | Al-Ansar |
| Years4: | 2022–2024 |
| Clubs4: | Al-Taawon |
| Years5: | 2024– |
| Clubs5: | Al Arabi |
| Nationalyears1: | 2018– |
| Nationalteam1: | Mauritania |
| Nationalcaps1: | 3 |
| Nationalgoals1: | 0 |
Ablaye Sy (born 21 August 1994) is a Mauritanian footballer plays as a defender for Al Arabi and the Mauritania national team.[2]
On 27 July 2021, Sy joined Al-Ansar.[3]