Ossès
Ossès 
    Ortzaize  | |
|---|---|
Road to Ossès  | |
Location of Ossès  | |
| Coordinates: 43°14′34″N 1°17′01″W / 43.2428°N 1.2836°W | |
| Country | France | 
| Region | Nouvelle-Aquitaine | 
| Department | Pyrénées-Atlantiques | 
| Arrondissement | Bayonne | 
| Canton | Montagne Basque | 
| Intercommunality | CA Pays Basque | 
| Government | |
| • Mayor (2020–2026) | Jean-Marc Oçafrain | 
Area 1  | 42 km2 (16 sq mi) | 
| Population  (2022)  | 876 | 
| • Density | 21/km2 (54/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| INSEE/Postal code | 64436 /64780  | 
| Elevation | 101–892 m (331–2,927 ft)  (avg. 282 m or 925 ft)  | 
| 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. | |
Ossès (French pronunciation: [ɔsɛs]; Basque: Ortzaize) is a commune in the Pyrénées-Atlantiques department in south-western France.
Ossès lies in the traditional Basque province of Lower Navarre.