Asinius is the nomen of the gens Asinia of ancient Rome. Local tradition holds that the Italian town of Assignano derives its name from the gens.

• Gaius Asinius Pollio, orator, poet, historian, consul 40 BC
• Gaius Asinius Gallus, consul 8 BC
• Gaius Asinius Pollio , cousin of Asinius Gallus, consul 23 AD
• Marcus Asinius Agrippa , consul 25 AD
• Marcus Asinius Marcellus , consul 54
• Lucius Asinius Pollio Uerrucosus , consul 81
• Marcus Asinius Atratinus , consul 89
• Marcus Asinius Marcellus , consul 104
• Gaius Asinius Lepidus Praetextatus , consul 242
• Asinius Quadratus, historian of 3rd century