John Jr Dowd
- Born: 3 Feb 1691, New Haven, , Ct
- Marriage (1): Rebecca Higby on 11 Nov 1736 in Middletown, New Haven, Connecticut
- Marriage (2): Rebecca Higley
- Marriage (3): Rebecca Grinnell in 1736
- Died: 3 Sep 1745, Saybrook, New London, Connecticut at age 54
John married Rebecca Higby on 11 Nov 1736 in Middletown, New Haven, Connecticut.
John next married Rebecca Higley.
John next married Rebecca Grinnell, daughter of Daniel Grinnell and Lydia Pabodie, in 1736. (Rebecca Grinnell was born in 1695 in , , Ri and died on 7 Dec 1762 in Killingworth, Middlesex, Connecticut.)