| Saint-Martin-sur-Écaillon | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason de la ville de Saint-Martin-sur-Écaillon (59) Nord-France.svg |
| Arrondissement: | Cambrai |
| Canton: | Caudry |
| Insee: | 59537 |
| Postal Code: | 59213 |
| Mayor: | Michel Dhaneus[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC Pays Solesmois |
| Coordinates: | 50.2492°N 3.5283°W |
| Elevation Min M: | 48 |
| Elevation Max M: | 103 |
| Area Km2: | 5.3 |
Saint-Martin-sur-Écaillon (in French pronounced as /sɛ̃ maʁtɛ̃ syʁ ekajɔ̃/) is a commune in the Nord department in northern France.[2]