The Irish name Flatley is derived from the native Gaelic O'Flaitile sept that translates as 'prince poet'. This sept was located in County Sligo in the North-West of the country where the majority of descendants bearing the name can still today be found. This name is sometimes used as a variant form of the Gaelic O'Flaitre sept of County Offaly who more usually anglicized their name as Flattery.

Origen: Irlandés. The name Flatley has undergone many variations in the time that has passed since its genesis. In Gaelic it appeared as O Flaithfhileadh, which means prince poet. First found in county Leinster, where they held a family seat from ancient times.

Variantes: Flattery, Flatley y otros.