Male Personal name
Confirmed occurences in the Roman Empire:
- C. Annianus Verus C. Ummidius Quadratus Annianus Verus (Masc, senator), ref: PIR A 0623a | PIR ID1347
- C. Antius Aulus Iulius Quadratus (Masc, senator), ref: PIR I 0507 | PIR ID1507
- C. Arrius Quadratus (Masc, senator), ref: PIR A 1107 | PIR ID1981
- ... Artorius C. Ummidius Quadratus Severus Sertorius (Masc, senator), ref: PIR A 1180 | PIR ID2057
- C. Asinius Protimus Quadratus (Masc, senator), ref: PIR A 1244 | PIR ID2138
- C. Asinius Quadratus (Masc, senator), ref: PIR A 1246 | PIR ID2139
- Asinius Quadratus (Masc), ref: PIR A 1245 | PIR ID2140
- Avillius Quadratus (Masc, senator), ref: PIR A 1416 | PIR ID2790
- Avillius Quadratus (Masc), ref: P. Fouad 1, 21 + nota PIR2 vol. VII 1 p. 4 | PIR ID2791
- A. Avillius Urinatius Quadratus (Masc, senator), ref: PIR A 1417 | PIR ID2792
- Caelius Quadratus (Masc, eques), ref: RE Suppl. 15 (1978) 82 s.v. Caelius 32a + nota PIR2 vol. VII 1 p. 4 | PIR ID3243
- Calpurnius Quadratus (Masc, eques), ref: PIR C 0306 | PIR ID3495
- Cornelius Quadratus Q. Cornelius Quadratus (Masc, senator), ref: PIR C 1426 | PIR ID4950
- Cornelius Quadratus Q. Cornelius Quadratus (Masc, senator), ref: PIR C 1426 | PIR ID4950
- Epidius Quadratus (Masc, eques), ref: IAM 384 + nota PIR2 vol. VII 1 p. 4 | PIR ID5584
- T. Flavius Attalianus Quadratus (Masc), ref: SEG 43, 951 | PIR ID6013
- Flavius Quadratus Laet... (Masc), ref: VIII 11176 | PIR ID6196
- Iulius Antius Quadratus Attalus (Masc), ref: SEG 36, 1094 + nota PIR2 vol. VII 1 p. 4 | PIR ID7319
- Iulius Quadratus (Masc), ref: PIR I 0505 | PIR ID7727
- C. Iulius Quadratus Bassus (Masc, senator), ref: PIR I 0508 | PIR ID7728
- Iulius Quadratus Iulius Quadratus (Masc, senator), ref: PIR I 0506 | PIR ID7729
- Iulius Quadratus Iulius Quadratus (Masc, senator), ref: PIR I 0506 | PIR ID7729
- Q. Iulius Titianus ... Quadratus (Masc, senator), ref: EOS 2, 640 | PIR ID7838
- P. Manilius Vopiscus Vicinillianus L. Elufrius Severus Iulius Quadratus Bassus (Masc, senator), ref: PIR M 0142 | PIR ID8791
- Mummius Quadratus (Masc, senator), ref: PIR M 0708 | PIR ID9412
- Q. Neratius Quadratus (Masc), ref: PIR N 0063a | PIR ID9554
- Petronius Quadratus (Masc, eques), ref: PIR P 0303 | PIR ID10324
- Quadratus (Masc), ref: AE 1934, 121 | PIR ID11250
- Quadratus (Masc, senator), ref: PIR Q 0001 | PIR ID11251
- Quadratus (Masc, senator), ref: PIR Q 0002 | PIR ID11252
- Quadratus (Masc), ref: PIR Q 0003 | PIR ID11253
- Quadratus (Masc), ref: PIR Q 0004 | PIR ID11254
- ... Quadratus (Masc), ref: PIR Q 0005 | PIR ID11255
- Quadratus (Masc), ref: PIR Q 0006 | PIR ID11256
- ... Quadratus Maesianus Celsus (Masc, senator), ref: PIR Q 0008 | PIR ID11257
- Quirinius Quadratus (Masc), ref: PIR Q 0053 | PIR ID11322
- Satellius Quadratus (Masc), ref: PIR S 0191 | PIR ID11864
- C. Seius Calpurnius Quadratus Sillianus (Masc, senator), ref: PIR S 0315 | PIR ID12019
- Seius Quadratus (Masc), ref: PIR S 0319 | PIR ID12025
- C. Sentius Severus Quadratus (Masc, senator), ref: PIR S 0398 | PIR ID12114
- L. Statius Quadratus (Masc, senator), ref: PIR S1 0640 | PIR ID12686
- ...tius Quadratus (Masc, senator), ref: PIR Q 0007 | PIR ID13238
- C. Toneius Quadratus (Masc), ref: NSA 1911, 43 | PIR ID13245
- C. Ummidius Durmius Quadratus (Masc, senator), ref: PIR V1 0600 | PIR ID13598
- Ummidius Quadratus (Masc, senator), ref: PIR V1 0601 | PIR ID13600
- C. Ummidius Quadratus (Masc, senator), ref: PIR V1 0602 | PIR ID13601
- M. Ummidius Quadratus (Masc, senator), ref: PIR V1 0604 | PIR ID13602
- Ummidius Quadratus (Masc, senator), ref: Syme RP 1, 252-253. 259 | PIR ID13603
- Ummidius Quadratus (Masc, senator), ref: I. Ephesos 1539 (= Q 0002) | PIR ID13604
- C. Ummidius Quadratus C. Ummidius Quadratus Sallustius Sertorius C. Ummidius Quadratus Severus Sertorius (Masc, senator), ref: PIR V1 0603 | PIR ID13605
- C. Ummidius Quadratus C. Ummidius Quadratus Sallustius Sertorius C. Ummidius Quadratus Severus Sertorius (Masc, senator), ref: PIR V1 0603 | PIR ID13605
- C. Ummidius Quadratus C. Ummidius Quadratus Sallustius Sertorius C. Ummidius Quadratus Severus Sertorius (Masc, senator), ref: PIR V1 0603 | PIR ID13605
- M. Valerius Quadratus (Masc, senator), ref: PIR V1 0124 | PIR ID13959
- L. Veratius Quadratus (Masc, senator), ref: PIR V1 0269 | PIR ID14175
- Vettulenus Quadratus (Masc, senator), ref: PIR V1 0354 | PIR ID14300
- T. Vettulenus Quadratus (Masc, senator), ref: PIR V1 0355 | PIR ID14301
- Q. Vilius Titianus Quadratus (Masc, senator), ref: PIR V1 0435 | PIR ID14455
- Volumnius Quadratus (Masc), ref: PIR V1 0642 | PIR ID14646