Jonathan Whitcomb, son of Jonathan Whitcomb (2), was born in Lancaster, Massachusetts, February 26, 1669. He married Mary, daughter of Abraham and Mary Blood, of Lancaster. He married (second) Deborah Scripture, of Groton, September 4, 1710, at Concord. He died April 10, 1715, and she died shortly before that.

His children:
Jonathan,
Joseph;
Nathaniel;
Hannah, married Joseph Powers;
Martha, born March 18, 1701;
Ephraim, born April, 1702;
Mary, born 1704, married John Cobleigh, Jr.;
Benjamin, born December 11, 1711, at Groton;
Lydia.