| Abibou Tchagnao | |
| Birth Date: | 23 May 1975 |
| Birth Place: | Abafilo, Togo |
| Height: | 1.73 m |
| Position: | defender |
| Years1: | 1994–1996 |
| Clubs1: | FC Martigues B |
| Years2: | 1995–1997 |
| Clubs2: | FC Martigues |
| Years3: | 1997–1999 |
| Clubs3: | FC Sète |
| Years4: | 1999–2000 |
| Clubs4: | FC Concordia Basel |
| Years5: | 2000–2001 |
| Clubs5: | FC Wangen bei Olten |
| Years6: | 2001–2002 |
| Clubs6: | FC Concordia Basel |
| Years7: | 2002–2004 |
| Clubs7: | FC Solothurn |
| Years8: | 2004–2005 |
| Clubs8: | FC Alle |
| Years9: | 2005–2006 |
| Clubs9: | SO Cassis Carnoux |
| Nationalyears1: | 1996–2001 |
| Nationalteam1: | Togo |
| Nationalcaps1: | 9 |
| Nationalgoals1: | 0 |
| Pcupdate: | 1 August 2020 |
| Ntupdate: | 1 August 2020 |
Abibou Tchagnao (born 23 May 1975) is a retired Togolese football defender. He was a squad member for the 1998 and 2000 African Cup of Nations.