(Κοῖος; Koîos, Lat. Coeus). The second of the six Titans, son of Uranus and Gaia (Hes. Theog. 134; Apollod. 1,1,3). With the Titaness Phoebe he begets two daughters, Leto (Hom. h. Apollo 62) and Asteria [2] (Apollod. 1,2,2; 1,4,1; Hes. Theog. 404ff.). He takes part in the titanomachy (Hes. Theog. 628ff.). C. has possibly given his name to the island of Cos (Tac. Ann. 12,61) and a River C. in Messenia (Paus. 4,33,5).
Bibliography
K. Marot, Kronos und die Titanen, in: SMSR 8, 1932
M. Mayer, s.v. Koios, Roscher 2.1, 1265-1266.