Phocoena is a genus of porpoises with four extant species:
| Image | Scientific name | Common name | Distribution |
|---|---|---|---|
| Phocoena dioptrica | circumpolar in cool sub-Antarctic and low Antarctic waters | ||
| Phocoena phocoena | cooler coastal waters of the North Atlantic, North Pacific and the Black Sea | ||
| Phocoena sinus | northern area of the Gulf of California, or Sea of Cortez | ||
| Phocoena spinipinnis | coast of South America | ||