The surname Loughlin has several origins. In some cases it a form of the surname McLaughlin (derived from the IrishMac Lochlainn). In other cases, Loughlin is a form of O'Loughlin (derived from the Irish Ó Lachtnáin).
This page lists people with the surnameLoughlin. If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.