Maecēnas | Maecēnātĭānus, a, um (noun M) : Tuscan, perh. Maecnatial; v. Sil. 10, 40; Müll. Etrusk. 1, p. 404; 415: C. Cilnius Maecenas
* A Roman knight, descended, on the mother's side, from the Arretinian gens of the Maecenates (and on the father's side from that of the Cilnii; v. Müll. l. c. p. 416 sq.),the friend of Augustus and the patron of Horace and Virgil,Prop. 4, 8 (9), 1; Hor. C. 1, 1, 1; Verg. G. 1, 2; Vell. 2, 88, 2; Tac. A. 6, 11; Sen. Prov. 3, 9 sq.; id. Ep. 19, 8 sq.; 114, 4; Quint. 9, 4, 28.
* Transf., to denote, in gen.
* Adj., of or belonging to Maecenas: turris,Suet. Ner. 38: horti,id. Tib. 15: vina,named after him,Plin. 14, 6, 8, § 67.
* A person of distinction: vestem Purpuream teneris quoque Maecenatibus aptam,Juv. 12, 39.
* A luxurious, effeminate person: multum referens de Maecenate supino,Juv. 1, 66.—Hence

Male Personal name
Confirmed occurences in the Roman Empire:

• Maecenas (Masc, senator), ref: PIR M 0036 | PIR ID8672
• C. Maecenas (Masc), ref: PIR M 0037 | PIR ID8673
• C. Maecenas Melissus (Masc), ref: PIR M 0038 | PIR ID8674