| Saint-Cyr-en-Bourg | |
| Arrondissement: | Saumur |
| Canton: | Doué-la-Fontaine |
| Insee: | 49274 |
| Postal Code: | 49260 |
| Commune: | Bellevigne-les-Châteaux |
| Coordinates: | 47.194°N -0.059°W |
| Elevation M: | 51 |
| Elevation Min M: | 30 |
| Elevation Max M: | 104 |
| Area Km2: | 8.63 |
| Population: | 853 |
| Population Date: | 2019 |
| Population Footnotes: | [1] |
Saint-Cyr-en-Bourg (in French pronounced as /sɛ̃ siʁ ɑ̃ buʁ/) is a former commune in the Maine-et-Loire department in western France. On 1 January 2019, it was merged into the new commune Bellevigne-les-Châteaux.[2]