| Named By: | Aymard in 1846 |
| Time Period: | 37.2-28.4 Ma Houldjinian-Rupelian |
| Location: | Across Eurasia |
| Size: | Around 3 meters long |
| Diet: | Omnivore |
| Fossil(s): | Many specimens |
| Classification: | | Chordata | Mammalia | Arctiodactyla | Entelodontidae | |
| Also known as: | | Elotherium | |
Entelodon (meaning "complete teeth", from Ancient Greek enteles enteles "complete" and odon odon "tooth", referring to its "complete" eutherian dentition), is an extinct genus of entelodont artiodactyl endemic to Eurasia. Fossils of species are found in Paleogene strata ranging in age from the Houldjinian (37.2-33.9 mya) until the Rupelian epoch of the early Oligocene (33.9-28.4 mya).