Isaac Mixer, s/o Isaac Mixer and Sarah Thurston, b. abt. 1630 (age 4 on passenger list 30 Apr 1634), m. (1) Watertown 19 Sep 1655 Mary Coolidge, m. (2) Watertown 10 Jan 1660/61 Rebecca Garfield, m. (3) Billerica 29 Jun 1687 Mary (Lothrop)(Stearns) French.