Clŏnĭus | clōnŏs, i (noun M.f) : * The name of two companions of Aeneas, Verg. A. 9, 574; 10, 749.* † , , , = κλών, a plant, also called batrachion or scelerata, App. Herb. 8.
Charlton T. Lewis, Charles Short, A Latin Dictionary
PIR
Male Personal name Confirmed occurences in the Roman Empire:
Q. Atrius Clonius (Masc, senator), ref: PIR A 1322 | PIR ID2239