lennon

Lennon is a surname of Irish origin. It derives from the Gaelic Ó Leannáin (descendant of Leannán), a patronymic name associated with families in Ulster and other parts of Ireland. The name spread with the Irish and Scottish diaspora, and in modern times it is found in Ireland, the United Kingdom, and North America.

Variants of the surname include Leannon and Leannan, with Lennon remaining the dominant modern form. The surname is most common among people of Irish ancestry in Ireland, Northern Ireland, Scotland, and countries with Irish emigrant communities.

Notable people with the surname include John Lennon (1940–1980), English musician and a founding member of the Beatles. Lennon’s influence on popular music and culture is widely recognized. His family includes his first wife Cynthia Lennon (1939–2015) and their son Julian Lennon (born 1963); after their divorce, Lennon married Yoko Ono and had a second son, Sean Lennon (born 1975).

In contemporary contexts, Lennon is also used as a given name in various countries, reflecting John Lennon’s enduring cultural impact.