(adjective) : Quintĭlĭus (Quinct-), i, m., Quin-tĭlĭa (Quinct-), ae, f.
* The name of a Roman gens. Thus
* Quintilius Varus, proconsul of Syria, afterwards commander of the Romans in Germany, defeated by Arminius, Vell. 2, 117, 2; Suet. Tib. 17; Tac. A. 1, 3; Flor. 4, 12.
* Quintĭ-lĭānus, a, um, , of or belonging to a Quintilius, Quintilian: Luperci, Paul. ex Fest. s. v. faviani, p. 87 Müll.; cf. id. ib. 257.
* Fem. Quintilia, Cat. 96, 7.—Hence

Male Personal name
Confirmed occurences in the Roman Empire:

• ... Quintilius (Masc, senator), ref: PIR Q 0020 | PIR ID11289
• Quintilius Capito (Masc), ref: nota PIR2 vol. VII 1 p. 12 | PIR ID11290
• Sex. Quintilius Condianus (Masc, senator), ref: PIR Q 0021 | PIR ID11291
• Sex. Quintilius Condianus (Masc, senator), ref: PIR Q 0022 | PIR ID11292
• Quintilius Marcellus (Masc), ref: PIR Q 0023 | PIR ID11293
• Sex. Quintilius Maximus (Masc, senator), ref: PIR Q 0024 | PIR ID11294
• Sex. Quintilius Valerius Maximus (Masc, senator), ref: PIR Q 0027 | PIR ID11295
• Sex. Quintilius Valerius Maximus (Masc, senator), ref: PIR Q 0026 | PIR ID11296
• P. Quintilius Varus (Masc, senator), ref: PIR Q 0030 | PIR ID11297
• Quintilius Varus (Masc, senator), ref: PIR Q 0029 | PIR ID11298
• Quintilius Varus (Masc), ref: PIR Q 0028 | PIR ID11299
• Quintilius Maximus (Masc, senator), ref: AE 2008, 1339. 1340 | PIR ID14951