 The General Society of Mayflower Descendants , or The Mayflower Society , is a genealogical organization of individuals who have documented their descents from one or more of the 102 passengers who arrived on the Mayflower in 1620 . The Society , founded at Plymouth in 1897 , claims that tens of millions of Americans descend from these passengers , and it offers research services to people seeking to document such descents . 
