[2] On 1 July, the Martyrologium Hieronymianum has the following listing, "The burial of Leontius, bishop of Autun (Gaul), 5th cent.
[2] The diocese comprises what is now the French department of Saone et Loire, in the region of Bourgogne.
[6] At the time of his death he was considered a confessor, and it was not uncommon for one who led a virtuous life who had died peacefully to be venerated as a saint.
[6] His cult spread throughout the region of Gaul where he lived, and he became a patron saint of Autun.
[2] The French commune, Saint-Lieux-Lafenasse, is named after him (Languedocien: Sant Lionçe La Fenassa).