Save Type Surname (from given name) Usage Irish Meaning & HistoryExpand Links Anglicized form of Ó Coileáin. A famous bearer was Michael Collins, an Irish nationalist leader who was assassinated in 1922. Related NamesDetails RootCoileán (given name)VariantsCullen, Ó CoileáinSame SpellingCollins 2 Categories anglicizations, brand names, child actors, Emergency characters, P-Funk members, WITCH characters