虎鲨目（学名Heterodontiformes），又称为异齿鲛目，是板鳃亚纲中的一个比较小的目。

本目广泛分布于热带及亚热带的太平洋和西印度洋。

The Bullhead sharks are a small order (Heterodontiformes) of basal modern sharks (Neoselachii). There are nine living species in a single genus, Heterodontus, in the family Heterodontidae. All are relatively small, with the largest species being just 150 centimetres (59 in) in adult length. They are bottom feeders in tropical and subtropical waters.