1. | THAYER, Isaac was born on 14 Feb 1664 in Mendon, Worcester County, MA; died in Dec 1754 in At Sea, Cape Ann, Essex, MA. Isaac married HAYWARD, Mary in 1703 in Mendon, Worcester County, MA. Mary (daughter of HAYWARD, William and KNIGHT, Margery) was born in 1635 in Braintree, Norfolk County, MA; died in 1730 in Mendon, Worcester County, MA. [Group Sheet] [Family Chart] |