Crumlin may refer to:

Northern Ireland

  • Crumlin, Belfast, a ward of North Belfast
  • Crumlin, County Antrim, a town in County Antrim
  • Crumlin railway station, Northern Ireland, County Antrim
  • Crumlin Viaduct (Northern Ireland), County Antrim
  • Crumlin United F.C. (Northern Ireland), a Northern Irish club
  • Crumlin Road, Belfast
  • Crumlin Road Gaol, a former prison
  • Crumlin Road Courthouse

Republic of Ireland

  • Crumlin, County Westmeath, a townland in the civil parish of Rathaspick
  • Crumlin, Dublin, a suburb of Dublin
  • Crumlin GAA, a Gaelic Athletic Association in Dublin
  • Crumlin United F.C.

Wales, UK

  • Crumlin, Caerphilly, a town in Caerphilly County Borough
  • Crumlin Viaduct