Lewis Short
dēmarchus (noun M) = δήμαρχος: lit.
* A ruler of the people at Athens, the president of a demos, a demarch, answering to the Roman tribune of the people, Plaut. Curc. 2, 3, 6; Spart. Hadr. 19; Inscr. Orell. 3720.
Charlton T. Lewis, Charles Short, A Latin Dictionary