There are
854
Grennans in the USA
Grennan is the
28049th
most common last name in the USA

Historical figures and celebrities called Grennan

RichardGrennan

Richard Grennan was an Irish artist known for his landscape paintings depicting the beauty of the Irish countryside.

EamonnGrennan

Eamonn Grennan is an Irish poet and professor, known for his lyrical and introspective poems that often explore themes of love and nature.

MauraGrennan

Maura Grennan is an Irish actress who has appeared in several critically acclaimed films and theater productions in Ireland and abroad.

JohnGrennan

John Grennan was an Irish-American journalist and writer, known for his investigative reporting and compelling storytelling.

KateGrennan

Kate Grennan is an Irish singer and songwriter, known for her soulful voice and emotionally charged lyrics.

SeamusGrennan

Seamus Grennan is an Irish historian and author, specializing in Irish history and culture during the medieval period.

SiobhanGrennan

Siobhan Grennan is an Irish dancer, choreographer, and teacher, known for her graceful and precise movements in traditional Irish dance.

ColmGrennan

Colm Grennan is an Irish musician and composer, known for his innovative approach to traditional Irish music and fusion of different musical styles.

MaryGrennan

Mary Grennan is an Irish politician and community leader, known for her advocacy work and dedication to improving the lives of marginalized communities.

TerryGrennan

Terry Grennan is an Irish football player and coach, known for his technical skills and leadership on the field.

Grennan Genealogy

OriginsThe surname 'Grennan' is of Irish origin and is derived from the Gaelic name 'Grannain', which means 'grain' or 'beseeching'. It is believed to have originated in County Kilkenny, Ireland.
Geographic DistributionThe surname 'Grennan' is most commonly found in Ireland, particularly in County Kilkenny where it is believed to have originated. However, there are also smaller concentrations of people with the surname in other parts of Ireland and in other English-speaking countries such as the United States, the United Kingdom, Canada, and Australia.
VariationsVariations of the surname 'Grennan' include 'Greenan', 'Grenham', 'Greenham', 'Grinan', 'Greenane', 'Greenon', 'Granny', 'Goron', and 'Grant'. These variations may have developed due to regional accents or different transliterations of the Gaelic name.
Migration and ImmigrationPeople with the surname 'Grennan' have migrated and immigrated to various countries, particularly during times of Irish emigration. Many Irish people with the surname 'Grennan' settled in countries like the United States, Canada, and Australia, seeking better opportunities and escaping difficult economic and social conditions in Ireland.