| Named By: | Othniel Charles Marsh in 1881 |
| Time Period: | Upper Jurassic |
| Location: | USA, Colorado - Morrison Formation, Utah - Morrison Formation, Wyoming - Morrison Formation |
| Size: | Lower jaw roughly 34 millimetres long. Body length roughly estimated at about 10 centimetres, though this is highly speculative |
| Diet: | Omnivore |
| Fossil(s): | Usually just teeth and jaws |
| Classification: | | Chordata | Mammalia | Docodonta | Docodontidae | |
| Also known as: | | Diacynodon | Dicrocynodon | Diplocynodon | Ennacodon | Enneodon | |
Docodon (meaning 'beam tooth') was an omnivorous mammal from Late Jurassic of western North America.