Family name Roulhac (Roulhac 
) , throughout the world, is a rare surname. The surname Roulhac is characteristic of the United States, where it is a rare surname, France, and Canada, where it is a very rare surname.
| VARIANT | COUNTRY |
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| Roulhac | Canada, France, United Kingdom, United States |
| henri roulhac de rochebrune FR (b. 1880) |
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| chris roulhac American football coach and former tight end (b. 1947) |
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| maurice roulhac college basketball player (1980–1983) Jacksonville |
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| thibaud roulhac de rochebrune FR (b. 1971) |
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| brandon roulhac American triple jumper, US (b. 1983) |
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| cédric roulhac FR |
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