Gillonnay
| Gillonnay | |
|---|---|
| Gillonnay in 1908 | |
| Location of Gillonnay | |
| Coordinates: 45°23′37″N 5°17′52″E / 45.3936°N 5.2978°E | |
| Country | France | 
| Region | Auvergne-Rhône-Alpes | 
| Department | Isère | 
| Arrondissement | Vienne | 
| Canton | Bièvre | 
| Intercommunality | Bièvre Isère | 
| Government | |
| • Mayor (2020–2026) | Jean-Paul Jullien-Vieroz | 
| Area 1 | 14.29 km2 (5.52 sq mi) | 
| Population  (2022) | 1,020 | 
| • Density | 71/km2 (180/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| INSEE/Postal code | 38180 /38260 | 
| Elevation | 346–633 m (1,135–2,077 ft) (avg. 380 m or 1,250 ft) | 
| 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. | |
Gillonnay (French pronunciation: [ʒijɔnɛ]) is a commune in the Isère department in southeastern France.