There are
138
Killoys in the USA
Killoy is the
124548th
most common last name in the USA

Historical figures and celebrities called Killoy

ThomasKilloy

Thomas Killoy was a prominent Irish politician and statesman, known for his role in advocating for Irish independence during the early 20th century.

MaryKilloy

Mary Killoy was a notable Irish poet and writer, recognized for her works celebrating Irish culture and heritage.

PatrickKilloy

Patrick Killoy was a renowned Irish artist, known for his landscape paintings depicting the beauty of the Irish countryside.

BridgetKilloy

Bridget Killoy was a pioneering Irish scientist, making significant contributions to the field of medicine and healthcare through her research and innovations.

MichaelKilloy

Michael Killoy was a successful Irish entrepreneur and business magnate, known for his contributions to the development of various industries in Ireland.

Killoy Genealogy

OriginsThe origins of the Killoy surname are predominantly Irish, specifically associated with County Mayo and County Offaly in Ireland.
Geographic DistributionThe Killoy surname is most commonly found in Ireland, with a significant presence in the United States, United Kingdom, Australia, and Canada.
VariationsVariations of the Killoy surname include Kilroy, Kilroe, and Killoyan.
Migration and ImmigrationThe Killoy family has a history of migration and immigration, particularly during the Irish diaspora in the 19th and early 20th centuries, with many individuals settling in the United States and other English-speaking countries.