Ó Cuinneagáin
Ó CUINNEAGÁIN—I—O Quinegane, Cunnigan, Kinnegan, Kinnighan, (Cunningham); 'descendant of Cuinneagán' (diminutive of Conn); a common surname all over Ireland. Mac Cuinneagáin (which see) was a variant. See also Ó Connagáin.
Alphabetical Index to Irish Surnames