Cephissus

Cephissus' father is Oceanus and his mother is Tethys.  His paternal grandparents are Uranus ("himmel") and Gaea ("jord"); his maternal grandparents are Uranus ("himmel") and Gaea ("jord"). He has fifteen brothers and seventeen sisters, named Crinisus, Simoeis, Peneius, Achelous, Neilos, Asopus, Xanthus, Inachos, Inachus, Phorcus, Nilus, Ladon, Strymon, Uchoreus, Xanthus, Eurynome, Amphitrite, Merope, Clymene, Metis, Pero, Perse, Daeira, Asia, Dione, Argeia, Doris, Aethra, Callirhoe, Melia, Meliboea and the Oceanide. He has a half-brother and two half-sisters, named Triptolemus, Creusa and Philyra.

They have three daughters named Zeuxippe, Praxithea and Diogeneia.