| Guillac | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Guillac (Gironde).svg |
| Arrondissement: | Libourne |
| Canton: | Les Coteaux de Dordogne |
| Insee: | 33196 |
| Postal Code: | 33420 |
| Mayor: | Jacky Fromentier[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 44.8019°N -0.2119°W |
| Elevation M: | 75 |
| Elevation Min M: | 25 |
| Elevation Max M: | 87 |
| Area Km2: | 3.06 |
Guillac (in French pronounced as /ɡijak/; Occitan (post 1500);: Guilhac) is a commune in the Gironde department in southwestern France.
It is 32 km east of Bordeaux, 13 km north east of Creon and 5 km south west of Branne and the river Dordogne.
St Seurin's church, named after the early Bishop of Bordeaux, was originally part of the Grande-Sauve Abbey.
The part-14th-century chateau Rebullide [2] is one of a number of local vineyards.[3]