Mac Conghaile
Mac CONGHAILE—IV—MacIneely, MacNeely, MacNeela, MacNella, MacNealy, Coneely, Conneely, Conneally, Conneely, Conneelly, Connelly, Cunneely, Kennelly, (Connolly), &c.; 'son of Conghal' (high-valour, an old Irish personal name); an old surname in West Connacht; still common in Galway and Mayo, but it is difficult, if not impossible, to distinguish its anglicised forms from those of Mac Conghaola, which see.
Alphabetical Index to Irish Surnames