Kilday Family History
Kilday Name Meaning
Irish (Galway): Anglicized form of Gaelic Mac Giolla Dhé ‘son of the servant of God’ from Dia ‘God’. The name originated with a monastic family in Donegal in the 11th century and has always been more or less confined to northwestern Ireland where it is usually written Kildea. Scottish: variant of Kelday a habitational name from Keldall in Holm (Orkney). Irish: variant of Gildea .
Source: Dictionary of American Family Names 2nd edition, 2022