Gaianus
Could not find Gaiano in Logeion dictionaries.
Gaiano proper-name adjective neuter dative singular, proper-name adjective masculine ablative singular, proper-name adjective masculine dative singular, proper-name adjective neuter ablative singular of Gaianus
Gāĭānus, (14) a, um, de Gaius, ayant trait à Gaius, c.-à-d. Caligula : Tac. H. 4, 15 ; Sen. Tranq. 11, 12 ; 24.