| Named By: | Gingerich & Russell in 1981 |
| Time Period: | Early Eocene, 52-48 Ma |
| Location: | Pakistan |
| Size: | Between 1 and 2 meters long |
| Diet: | Carnivore |
| Fossil(s): | Several individuals of partial remains |
| Classification: | | Chordata | Mammalia | Cetacea | Archaeoceti | Pakicetidae | Pakicetinae | |
Pakicetus is an extinct genus of amphibious cetacean of the family Pakicetidae, which was endemic to modern Pakistan during the Eocene. The vast majority of paleontologists regard it as the most basal whale.