Ó Laighin, Gaelic-Irish surname, anglicised as Lyons, Lane or Lyne.
Ó Laighin was the surname of two unrelated families in medieval Ireland.
1 - Ó Laighin of County Kerry, usually anglicised as Lyne or Leen.
2 - Ó Laighin of County Galway, their home district been around Kilconnell. Now rendered as Lyons or Lane.
Over two hundred households of the latter family were recorded between 1847 and 1864.
Ó Laighin means “descendant of Laighean”, [1] a name derived from the Irish “láighe” or "láigen" meaning “spear" or "lance.” [2] [3] [4]