Andreolepididae is an extinct monogeneric family of the order Actinopterygii. The genus is Andreolepis. There are two known species of this genus, A. hedei and A. petri. A. hedei has proven so far to be the earliest-known Actinopterygiian, living around 420 million years ago. Both species inhabited Russia, and A. hedei fossils have also been uncovered in Sweden, Estonia, and Latvia.