The gens is best known from a single individual, Gaius Matius, surnamed Calvena, a learned eques, who was an intimate friend of both Caesar and Cicero. Gaius Matius Calvena, the friend of Caesar and Cicero, subsequently befriended Octavian, but never exploited _his_ relationship for personal gain. <sep>, Pronoun: his <sep>, A: Caesar <sep>, B: Octavian