| Birth Place: | Hanoi, French Indochina |
| Height: | 1.8m (05.9feet) |
| Weight: | 75kg (165lb) |
| Sport: | Athletics |
| Event: | Pole vault |
| Club: | AS Montferrand, Clermont-Ferrand |
| Pb: | 5.37 m (1968) |
| Show-Medals: | yes |
Hervé d'Encausse (in French pronounced as /ɛʁve dɑ̃kos/; born 27 September 1943) is a retired French pole vaulter. He competed at the 1964, 1968 and 1972 Olympics and finished seventh in 1968. His son Philippe is also a retired Olympic pole vaulter, and is currently world record holder Renaud Lavillenie's coach.