449–452) was an aristocrat and a politician of the Western Roman Empire, husband of Justa Grata Honoria.
In 449, she was 31 and had been forbidden to marry, as had Pulcheria and the other sisters of Theodosius II.
She had been ordered to remain celibate by command of her brother the emperor.
[4] When Honoria was caught sleeping with her chamberlain, the ensuing scandal forced Valentinian to quickly find her a husband who would not pose a threat to his rule, and so he chose Bassus.
[5] Faced with the prospect of a loveless marriage, Honoria instead sent a message and her engagement ring to Attila the Hun, asking for his help.