Lewis & Short

Suētōnĭus, ii, m., the name of a Roman gens. So,

  1. I. C. Suetonius Paulinus (Lenis), father of the foll., Tac. A. 14, 29; id. H. 2, 23; 2, 31; id. Agr. 5; 14, 16; Suet. Oth. 10.
  2. II. C. Suetonius Tranquillus, a contemporary and friend of the younger Pliny, author of the biographies of the first twelve Roman emperors, Plin. Ep. 1, 24, 1 sq.; Spart. Hadr. 11, 3. See, concerning him, Bähr’s Röm. Lit. Gesch. § 216 sq.