Mac Uilcín
Mac UILCÍN—V—M'Cwlkine, MacQuilkin, MacQuilkan, MacQailquane, MacWilkin, Kilken, Culkeen, Kulkeen, Culkin, Kulkin, Quilkin, Kilkisson, Kilkison, Wilkinson, Wilkison, Wilkins, Wilkin, &c.; 'son of Wilkin' (a diminutive of William).
Alphabetical Index to Irish Surnames