Who are the family of the Roman god Cupid?

Cupid's mom is Aphrodite, the goddes of love, and his father is Ares, God of War. Aphrodite had Cupid soon after her affair with Ares.

Answer 2:

Since Cupid is a Roman god, his mother's name is Venus. His father may be Mars, but some say it is Mercury.

The first answer above is about the Greek gods.