Bacchis (noun F) : Βακχίς. * = 1. Baccha, q. v. * The name of a woman in the Hec. and Heaut. of Terence; and, in plur., Bacchides, the name of a comedy of Plautus (derived from the twin sisters, Bacchides, the chief personages of the piece): Bacchides non Bacchides, set Bacchae sunt acerrumae,Plaut. Bacch. 3, 1, 4.
Charlton T. Lewis, Charles Short, A Latin Dictionary
PIR
Feminine Personal name Confirmed occurences in the Roman Empire:
Claudia Bacchis (Fem, senator), ref: PIR C 1078 | PIR ID4050