1. A son of Hercules and the priestess Rhea. (Virg. Aen. vii. 656.) Servius on this passage speaks of an Aventinus, a king of the Aborigines, who was killed and buried on the hill afterwards called the Aventine.
2. One of the mythical kings of Alba, who was buried on the hill which was afterwards called by his name. He is said to have reigned thirty-seven years, and to have been succeeded by Procas, the father of Amulius. (Liv. i. 3; Dionys. i. 71; Ov. Fast. iv. 51.)