| Aleksandr Sednyov | |
| Birth Date: | 16 August 1973 |
| Birth Place: | Mogilev, Belarusian SSR |
| Position: | Defender |
| Currentclub: | Ordabasy (manager) |
| Years1: | 1991 |
| Years2: | 1992–1995 |
| Years3: | 1995 |
| Years4: | 1996–1997 |
| Years5: | 1997 |
| Years6: | 1998–1999 |
| Years7: | 1999–2000 |
| Years8: | 2001–2002 |
| Years9: | 2003 |
| Years10: | 2003–2005 |
| Clubs1: | Dnepr Mogilev |
| Clubs2: | Torpedo Mogilev |
| Clubs4: | MPKC Mozyr |
| Clubs7: | Torpedo-MAZ Minsk |
| Clubs8: | Belshina Bobruisk |
| Clubs9: | BATE Borisov |
| Clubs10: | Naftan Novopolotsk |
| Caps1: | 9 |
| Caps2: | 91 |
| Caps3: | 5 |
| Caps4: | 34 |
| Caps5: | 13 |
| Caps6: | 33 |
| Caps7: | 45 |
| Caps8: | 39 |
| Caps9: | 6 |
| Caps10: | 67 |
| Goals1: | 0 |
| Goals2: | 1 |
| Goals3: | 0 |
| Goals4: | 3 |
| Goals5: | 0 |
| Goals6: | 3 |
| Goals7: | 9 |
| Goals8: | 10 |
| Goals9: | 0 |
| Goals10: | 2 |
| Nationalyears1: | 1992–1995 |
| Nationalteam1: | Belarus U21 |
| Nationalcaps1: | 8 |
| Nationalgoals1: | 0 |
| Manageryears1: | 2006–2008 |
| Manageryears2: | 2009–2011 |
| Manageryears3: | 2011–2012 |
| Manageryears4: | 2012–2015 |
| Manageryears5: | 2016–2017 |
| Manageryears6: | 2018–2019 |
| Manageryears7: | 2019 |
| Manageryears8: | 2019–2020 |
| Manageryears9: | 2021– |
| Managerclubs1: | Savit Mogilev |
| Managerclubs3: | Dinamo Minsk |
| Managerclubs5: | Dnepr Mogilev |
| Managerclubs6: | Aktobe (assistant) |
| Managerclubs7: | Aktobe |
| Managerclubs8: | Rukh Brest |
| Managerclubs9: | Ordabasy |
Aleksandr Sednyov (Belarusian: Аляксандр Сяднёў; Russian: Александр Седнёв; born 16 August 1973) is a Belarusian association football coach[1] and former defender. He is the manager of Ordabasy in Kazakhstan.
MPKC Mozyr
Belshina Bobruisk