(adjective) : Popĭlĭus (Popill-), i, m., and Popi-lĭa (Popill-), ae, f.
* The name of a Roman gens. So esp.
* M. Popillius Laenas, a consul A. U.C. 395, Cic. Brut. 14, 56.
* Popĭlĭus, a, um, , of or belonging to a Popilius, Popilian: gens,Cic. Leg. 2, 22, 55.
* In fem.: Popilia,the wife of Q. Catulus,Cic. de Or. 2, 11, 44.— Hence

Male Personal name
Confirmed occurences in the Roman Empire:

• Popilius Artemisius (Masc), ref: PIR P 0836 | PIR ID10920
• C. Popilius Carus Pedo (Masc, senator), ref: PIR P 0838 | PIR ID10921
• Popilius Celer (Masc, senator), ref: PIR P 0839 | PIR ID10922
• Popilius Laenas (Masc), ref: PIR P 0840 | PIR ID10923
• P. Popilius Macrinus (Masc), ref: Devijver PME P 92 | PIR ID10924
• M. Popilius Nepos (Masc), ref: Devijver PME P 93 | PIR ID10925
• M. Popilius Pedo (Masc, senator), ref: PIR P 0841 | PIR ID10926
• Popilius Pedo Apronianus (Masc, senator), ref: PIR P 0842 | PIR ID10927
• M. Popilius Pedo Vergilianus (Masc, senator), ref: PIR P 0843 | PIR ID10928
• Popilius Virro (Masc, senator), ref: titulus ineditus | PIR ID14796