Possibly the Cn. Aufidius who reversed an old decree of the Senate and secured the passage of a law permitting importation of African beasts for the circus games (Plin. NH 8.64; cf. Liv. 44.18.8; RE s. v. "Aufidius" no. 5), but Niccolini (FTP 420) favors a date toward the end of the second century. (Broughton MRR I)
Prosecuted C. Lucretius Gallus successfully for his mistreatment of the allies in Greece in 171 (Liv. 43.8.2-10). (Broughton MRR I)