Māmercus (noun M) : Mamers for Mars * An Oscan praenomen: Mamercus praenomen Oscum est, ab eo, quod hi Martem Mamertem appellant, Paul. ex Fest. p. 130 Müll. * A Roman surname in the Aemilian gens, who claimed Numa as their ancestor: ridere Mamercorum alapas,Juv. 8, 192.—Esp.: M. Aemilius Mamercus,Cic. Brut. 47, 175.
Charlton T. Lewis, Charles Short, A Latin Dictionary
PIR
Male Personal name Confirmed occurences in the Roman Empire:
Mamercus Aemilius Scaurus (Masc, senator), ref: PIR A 0404 | PIR ID8762