| Saint-Castin | |
| Commune Status: | Commune |
| Arrondissement: | Pau |
| Canton: | Pays de Morlaàs et du Montanérès |
| Insee: | 64472 |
| Postal Code: | 64160 |
| Mayor: | Serge Zurita[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 43.378°N -0.304°W |
| Elevation M: | 271 |
| Elevation Min M: | 213 |
| Elevation Max M: | 323 |
| Area Km2: | 7.00 |
Saint-Castin (in French pronounced as /sɛ̃ kastɛ̃/; Occitan (post 1500);: Sent Castin) is a commune in the Pyrénées-Atlantiques department in south-western France.[2] It is located about 15 km north of Pau and 12 km east of Pau-Pyrenees Airport.
The village was the home of the Abbadie de Saint-Castin family of Canadian settlers.