Ixion is.

ares had seven children eros,ateros ,photos,Deimos,Phlegyas, harmonia and adrestia

Asklepios, physician prince of Oikhalia & god of medicine, the son of Apollo and

Coronis, daughter of Phlegyas.

He had no wives but he had children with Aphrodite. Their names were Eros, Anteros, Phobos, Deimos, Phlegyas, Harmonia and Adrestia.

Assuming you're talking about the soon of Apollo his mother was either Coronis (daughter of Phlegyas) - or - Arsinoe(daughter of Leucippus).