| Saint-Quentin-la-Motte-Croix-au-Bailly | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason fr Saint-Quentin-La-Motte-Croix-au-Bailly 80.svg |
| Arrondissement: | Abbeville |
| Canton: | Friville-Escarbotin |
| Insee: | 80714 |
| Postal Code: | 80880 |
| Mayor: | Raynald Boulenger[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC Villes Sœurs |
| Coordinates: | 50.0744°N 1.4525°W |
| Elevation M: | 109 |
| Elevation Min M: | 5 |
| Elevation Max M: | 121 |
| Area Km2: | 6.91 |
Saint-Quentin-la-Motte-Croix-au-Bailly (in French pronounced as /sɛ̃ kɑ̃tɛ̃ la mɔt kʁwa o baji/; Saint-Quentin-la-Motte-L'Croé-au-Bailly) is a commune in the Somme department in Hauts-de-France in northern France.
The commune is situated 26km (16miles) west of Abbeville, on the D63 road and about 1.6 km from the coast.