| Montigny-sur-Aube | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason de la ville de Montigny-sur-Aube (21).svg |
| Arrondissement: | Montbard |
| Canton: | Châtillon-sur-Seine |
| Insee: | 21432 |
| Postal Code: | 21520 |
| Demonym: | Montignois |
| Mayor: | Philippe Chardon[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Pays Châtillonnais |
| Coordinates: | 47.9542°N 4.7783°W |
| Elevation Min M: | 225 |
| Elevation Max M: | 348 |
| Area Km2: | 19.5 |
Montigny-sur-Aube (pronounced as /fr/, literally Montigny on Aube) is a commune in the Côte-d'Or department in eastern France.