| Castetnau-Camblong | |
| Commune Status: | Commune |
| Arrondissement: | Oloron-Sainte-Marie |
| Canton: | Le Cœur de Béarn |
| Insee: | 64178 |
| Postal Code: | 64190 |
| Mayor: | Patrick Baldan[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Béarn des Gaves |
| Coordinates: | 43.3278°N -0.7811°W |
| Elevation M: | 136 |
| Elevation Min M: | 98 |
| Elevation Max M: | 207 |
| Area Km2: | 11.37 |
Castetnau-Camblong (in French pronounced as /kastɛtno kɑ̃blɔ̃/; Occitan (post 1500);: Castèthnau e Camplong) is a commune in the Pyrénées-Atlantiques department in south-western France.