Birth: 26 AUG 1599 Hammersmith, Greater London, England
Note: The origins of the Jencks family in England is treated in NEHGR, Volume 110.
1st Marriage: 05 NOV 1627 to Joan Hearne in Horton, Buckinghamshire, England
Birth of Son: George Jencks
Birth of Son: 1628
Name: Joseph Jencks Jr.
Birth of Daughter: Elizabeth Jencks
Birth of Son: Richard Jencks
Note: Joseph Jencks I organized and operated the first American iron works in Saugus,Massachusetts.
2nd Marriage: ABT 1650 to Elizabeth ?
Birth of Daughter: Sarah Jencks
Birth of Son: Samuel Jencks
Birth of Daughter: Deborah Jencks
Birth of Son: John Jencks
Birth of Son: 1663
Name: Daniel Jencks