A surname • A surname from Irish, an anglicization of Ó Riaghain, Ó Riain (literally “descendant of Riaghan, Rian”). • A surname from Irish, an alternate anglicization of Ó Maoilriaghain or Ó Maoilriain (“Mulryan”, literally “descendant of Maolriaghain, Maolriain (Riaghan's, Rian's follower)”). • A surname from Irish, a rare anglicization of Ó Ruadháin, Ó Ruaidhín (Rowan, Rouine). • A surname from Irish, a rare anglicization of Ó Sraitheáin, Ó Sruitheáin, Ó Srutháin (Strachan, Strahan). • A unisex given name. • A male given name. • A male given name transferred from the surname, popular in English-speaking countries from the 1970s to the 1990s. • A male given name from Arabic رَيَّان (rayyān). Sometimes written and pronounced as Ryan in English due to the phonetic similarity with the Arabic name. • A female given name. • A female given name transferred from the surname, of 1970s and later usage. • A female given name of 1970s and later usage, variant of Rhian. • A placename • A locale in Australia. • A suburb of Mount Isa, Queensland; named for Dr. Joseph Ryan, medical superintendent of the local hospital during WWII. • A village in Lockhart Shire, New South Wales. • A locale in the United States. • An unincorporated community in Inyo County, California; named for borax industry businessman John Ryan. • An unincorporated community in Vermilion County, Illinois. • A minor city in Delaware County, Iowa. • An unincorporated community in Belle Creek Township, Goodhue County, Minnesota. • A town in Jefferson County, Oklahoma; named for early settler and rancher Stephen W. Ryan. • A township in Schuylkill County, Pennsylvania. • A ghost town in Stevens County, Washington; named for early settler Henry Ryan. • An unincorporated community in Roane County, West Virginia; named for early settler and minister Thomas P. Ryan.