Crătīnus (noun M) : Κρατῖνος * A celebrated Grecian comic poet of the old comedy, a contemporary of Eupolis and Aristophanes, Hor. Ep. 1, 19, 1; id. S. 1, 4, 1; Pers. 1, 123; Quint. 10, 1, 65.
Charlton T. Lewis, Charles Short, A Latin Dictionary
PIR
Male Personal name Confirmed occurences in the Roman Empire:
Cratinus (Masc), ref: Cohn in: Brugmann Gr. Gr.4 p. 691 | PIR ID5091
C. Iulius Cratinus (Masc), ref: PIR I 0280 | PIR ID7460