| Cyrille Tahay | |
| Birth Date: | 30 October 1938 |
| Birth Place: | Wellin, Belgium |
| Death Place: | Comblain-au-Pont, Belgium |
| Nationality: | Belgian |
| Party: | PSC |
| Office: | Member of the Parliament of Wallonia |
| Term Start: | 1995 |
| Term End: | 1999 |
| Office2: | of Comblain-au-Pont |
| Term Start2: | 1989 |
| Term End2: | 2004 |
Cyrille Tahay (30 October 1938 – 23 October 2021) was a Belgian politician.[1] He was a member of the Humanist Democratic Centre (cdH), formerly known as the Christian Social Party (PSC). He served as of Comblain-au-Pont from 1989 to 2004[2] and held a seat in the Parliament of Wallonia from 1995 to 1999.[3]