Welcome to the McGlynn DNA project. The purpose of this web site is to find connections and share historical and genealogical history of those with the surname McGlynn and its many written variations. Examples of those variants are McGlinn, McGlin, McGlenn, McGlen, Glenn, and Glin. To find out more on the origins of the McGlynn surname and way there are so many variations please look under the history section. For consistency on this site McGlynn is the spelling used when speak in generalities about all McGlynns but variations in the spelling will be used when speaking of individuals.