Daniel Caleb Knowlton was born in 1757 to Daniel Knowlton Jr. and Zerviah Watkins in Ashford, Windham County, Connecticut, USA. Daniel married Rachael (Jenks) Knowlton (1769-1810) of Digby County, Nova Scotia, daughter of John Olney and Catherine Jenks, circa 1776. Daniel and Rachael had 13 children all born in Advocate Harbour, Nova Scotia: Zerviah, Louise Lois, Stephen, Sylvenus, John, Daniel, Rosamond, Robert, Nathan, Mary, Asa, Jesse L. and George. Daniel Knowlton passed away in his early sixties in September of 1821. His wife, Rachael passed away in 1810 in Advocate Harbour, Cumberland County, Nova Scotia. They are both buried in the Advocate Cemetery.