Margaret married Gov. John Winthrop, Sr. in 1618. John (son of Adam Winthrop, III and Anne Browne) was born on 12 Jan 1587 in Edwardston, Suffolk Co, MA; died on 26 Mar 1649 in Boston, Suffolk Co, MA; was buried on 03 Apr 1649 in Kings Chapel Burying Ground, Boston, Suffolk Co, MA. [Group Sheet]