| Named By: | Joseph Leidy in 1854 |
| Time Period: | Late Eocene to Early Miocene, 37.2-20.4 Ma |
| Location: | North America |
| Size: | Around 1.1 meters long |
| Diet: | Carnivore |
| Fossil(s): | Several specimens |
| Classification: | | Chordata | Mammalia | Carnivora | Nimravidae | Nimravinae | |
Dinictis is a genus of the Nimravidae, an extinct family of feliform mammalian carnivores, also known as "false saber-toothed cats". Assigned to the subfamily Nimravinae, Dinictis was endemic to North America from the Late Eocene to Early Miocene epochs (37.2--20.4 mya), existing for approximately 16.8 million years.