| Saint-Germain-de-Longue-Chaume | |
| Commune Status: | Commune |
| Arrondissement: | Parthenay |
| Canton: | Parthenay |
| Intercommunality: | CC Parthenay-Gâtine |
| Mayor: | Bernard Mimeau[1] |
| Term: | 2020 - 2026 |
| Insee: | 79255 |
| Coordinates: | 46.7177°N -0.3488°W |
| Elevation Min M: | 163 |
| Elevation Max M: | 232 |
| Area Km2: | 15 |
Saint-Germain-de-Longue-Chaume (in French pronounced as /sɛ̃ ʒɛʁmɛ̃ də lɔ̃ɡ ʃom/) is a commune in the Deux-Sèvres department in western France.