Donato m. Latin donatus 'given'.
The name of a 2nd C martyr, a 3rd C martyr, a 4th C Italian saint, four 4th C martyrs, a 6th C French monk, a 7th C French monk, a 9th C Irish monk, a 9th C Dalmatian monk, a 12th C Italian saint, and a 14th-15th C Italian painter, better known by the diminutive form Donatello.
In Ireland, the Latin form Donatus was sometimes used to render Irish Donnchadh (cf. Duncan).