Quill or Quille is an anglicised version of the Irish surname " Ó Cuill" Coll, Coill, and O'Coill (Ó Coill), all of which mean wood, forest or shrub Hazel Tree. The Coill clan are believed to be a bardic family from Munster, particularly Kerry and Cork.
The surname Ó Cuill is an anglicized version of the Irish names meaning "wood," "forest," or "shrub" Hazel Tree. The Coill clan are believed to be a bardic family from Munster, particularly Kerry and Cork.