Massa (noun M) : * A Roman surname. * L. Terentius Massa, Liv. 31, 50; 40, 35. * Baebius Massa, a notorious informer and sycophant, Plin. Ep. 3, 4; 7, 33; Juv. 1, 35. * The name of a slave, Petr. 69.
Charlton T. Lewis, Charles Short, A Latin Dictionary
PIR
Personal name Confirmed occurences in the Roman Empire:
Baebius Massa (Masc, senator), ref: PIR B 0026 | PIR ID2855