| Heiltz-le-Maurupt | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Heiltz-le-Maurupt.svg |
| Arrondissement: | Vitry-le-François |
| Canton: | Sermaize-les-Bains |
| Insee: | 51289 |
| Postal Code: | 51340 |
| Intercommunality: | Côtes de Champagne et Val de Saulx |
| Coordinates: | 48.7936°N 4.8156°W |
| Elevation M: | 118 |
| Area Km2: | 16.27 |
Heiltz-le-Maurupt (in French pronounced as /ɛls lə moʁy/) is a commune in the Marne department in north-eastern France.
The village lies on the right bank of the Chée, which flows westward through the middle of the commune.
The Ornain forms most of the commune's southern border.