Ollezy
| Ollezy | |
|---|---|
| The town hall and school of Ollezy | |
| Location of Ollezy | |
| Coordinates: 49°44′03″N 3°08′44″E / 49.7342°N 3.1456°E | |
| Country | France | 
| Region | Hauts-de-France | 
| Department | Aisne | 
| Arrondissement | Saint-Quentin | 
| Canton | Ribemont | 
| Intercommunality | CA Saint-Quentinois | 
| Government | |
| • Mayor (2020–2026) | Sébastien Van Hyfte | 
| Area 1 | 5.31 km2 (2.05 sq mi) | 
| Population  (2022) | 169 | 
| • Density | 32/km2 (82/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| INSEE/Postal code | 02570 /02480 | 
| Elevation | 63–77 m (207–253 ft) (avg. 68 m or 223 ft) | 
| 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. | |
Ollezy (French pronunciation: [ɔlzi]) is a commune in the Aisne department in Hauts-de-France in northern France.