| Le Bourg-Dun | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason_ville_fr_Le Bourg-Dun_(Seine-Maritime).svg |
| Arrondissement: | Dieppe |
| Canton: | Saint-Valery-en-Caux |
| Insee: | 76133 |
| Postal Code: | 76740 |
| Mayor: | Philippe Dufour[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC Côte d'Albâtre |
| Coordinates: | 49.8672°N 0.8878°W |
| Elevation M: | 17 |
| Elevation Min M: | 7 |
| Elevation Max M: | 70 |
| Area Km2: | 14.74 |
Le Bourg-Dun (in French pronounced as /lə buʁ dœ̃/) is a commune in the Seine-Maritime department in the Normandy region in northern France.
A farming village, situated by the banks of the Dun river in the Pays de Caux, some 10miles southeast of Dieppe at the junction of the D237, the D101 and the D925 roads.