John Duncan Cook (1876-1971) was born in Portaupique to James Robert Cook and Jessie Mae Kennedy. In 1906, he married a woman from Connecticut, Ethel May Beebe (1882-1955) and worked as a chauffeur in New York City where he would die in 1971. Two children were born to them.

Children of John Duncan Cooke & Ethel May Beebe:

John Duncan Cooke Jr. (1908-1994)

In 1933, John Duncan Cooke Jr. married Texas-born Agnes Fergusson Thomson Currie (1905-1962). Two daughters were born to them:

Jean Mary Cooke Hull (1938-2014)
Naomi Agnes Cooke Udut

Ethel Beebe Cooke Davidson (1910-1989)