| Sedat Ağçay | |
| Fullname: | Sedat Ağçay |
| Birth Date: | 22 September 1981 |
| Birth Place: | Bulanık, Muş |
| Position: | Defensive midfielder |
| Years1: | 2003 |
| Caps1: | 10 |
| Goals1: | 1 |
| Years2: | 2004–2006 |
| Caps2: | 65 |
| Goals2: | 6 |
| Years3: | 2006–2008 |
| Caps3: | 56 |
| Goals3: | 3 |
| Years4: | 2008–2012 |
| Caps4: | 124 |
| Goals4: | 1 |
| Years5: | 2012–2013 |
| Clubs5: | Adanaspor |
| Caps5: | 28 |
| Goals5: | 0 |
| Years6: | 2013–2014 |
| Clubs6: | Şanlıurfaspor |
| Caps6: | 17 |
| Goals6: | 0 |
| Years7: | 2014–2015 |
| Clubs7: | İstanbul Başakşehir |
| Caps7: | 42 |
| Goals7: | 1 |
| Years8: | 2016–2017 |
| Clubs8: | Yeni Malatyaspor |
| Caps8: | 45 |
| Goals8: | 3 |
| Years9: | 2017–2020 |
| Clubs9: | Ankaragücü |
| Caps9: | 81 |
| Goals9: | 2 |
| Manageryears1: | 2022–2023 |
| Managerclubs1: | Ankaragücü (assistant) |
| Manageryears2: | 2023 |
| Managerclubs2: | Ankaragücü |
Sedat Ağçay (born 22 September 1981, Muş, Turkey) is a Turkish football coach and former professional footballer who most recently managed Süper Lig club Ankaragücü.
He has played for Zeytinburnuspor, Yozgatspor, Elazigspor, Gaziantepspor, Konyaspor and Antalyaspor.