Bluefin tuna is a common name used to refer to several species of tuna of the genus Thunnus.

Species	Common name	Range	Note
T. maccoyii	Southern bluefin tuna	found in southern hemisphere waters of all the world's oceans
T. orientalis	Pacific bluefin tuna	found widely in the northern Pacific Ocean and locally in the south	Formerly known as northern bluefin tuna.
T. thynnus	Atlantic bluefin tuna	found in both the western and eastern Atlantic Ocean, and also in the Mediterranean Sea	Formerly known as northern bluefin tuna.
T. tonggol	Longtail tuna	found in tropical Indo-West Pacific waters	Known as the northern bluefin tuna in Australia, as it is found off their northern coast.

This page is an index of articles on animal species (or higher taxonomic groups) with the same common name (vernacular name). If an internal link led you here, you may wish to edit the linking article so that it links directly to the intended article.