Demophanes

(Δημοφάνης), of Megalopolis, a Platonic philosopher, and a disciple of Arcesilas. (Plut. Philopoem. 1.) He and Ecdemus were the chief persons who delivered Megalopolis from the tyranny of Aristodemus, and also assisted Aratus in abolishing tyranny at Sicyon. For a time they were entrusted with the administration of the state of Cyrene, and Philopoemen in his youth had enand joyed their friendship. (Plb. 10.25.) [L.S]