Male Personal name
Confirmed occurences in the Roman Empire:
- T. Settidius Firmus (Masc, senator), ref: RE Suppl. 14 (1974) 666 s.v. Settidius 1 | PIR ID12362
- C. Settidius Firmus (Masc, senator), ref: RE Suppl. 14 (1974) 666 s.v. Settidius 2 | PIR ID12363