Look up Hyannis in Wiktionary, the free dictionary. Hyannis may refer to: Hyannis, Massachusetts, U.S., a village Hyannis Port, Massachusetts, U.S., another nearby village Hyannis, Nebraska, U.S., a village and county seat Hyannis (YTB-817), a U.S. Navy Natick-class large harbor tug 1973—1997 Topics referred to by the same term This disambiguation page lists articles associated with the title Hyannis.If an internal link incorrectly led you here, you may wish to change the link to point directly to the intended article.