Save Type Surname (from given name) Usage Irish Meaning & HistoryExpand Links Anglicized form of Ó RIAIN, or else a simplified form of MULRYAN. Related NamesDetails VariantsMulryan, Ó Maoil Riain, Ó RiainGiven Name DescendantRyan(Irish) Categories anglicizations Entry updated October 30, 2011
