| Courcelles-sous-Thoix | |
| Commune Status: | Commune |
| Arrondissement: | Amiens |
| Canton: | Ailly-sur-Noye |
| Insee: | 80219 |
| Postal Code: | 80160 |
| Mayor: | Arnaud de Monclin[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC Somme Sud-Ouest |
| Coordinates: | 49.7231°N 2.08°W |
| Elevation M: | 88 |
| Elevation Min M: | 72 |
| Elevation Max M: | 187 |
| Area Km2: | 4.37 |
Courcelles-sous-Thoix (in French pronounced as /kuʁsɛl su twa/, literally Courcelles under Thoix; Courchelle-dsous-Thoé) is a commune in the Somme department in Hauts-de-France in northern France.
The commune is situated on the D100 road, some 16miles southwest of Amiens.