manJacob Isaac Polak - Metz‏‎
Born ‎1747 Amsterdam, Netherland‎. Son of Isaac Emanuel Polak and Schoontje Sjeindele Metz

Married ‎1770 Amsterdam, Netherland (50 or 51 years married) to:

womanSara Hartog Polak - Mulder Levie‏‎
Born ‎1744 Amsterdam, Netherland, died ‎1821 Amsterdam, Netherland‎, 76 or 77 years. Daughter of Hartog Hirsch Polak van Posna - Saul and Roosje Reizche Mulder Levie - Cohen

Children:

1)
manEmanuel Mendele Polak - Polak‏‎
Born ‎SET-1771 Amsterdam, Netherland‎
2)
manDaniel Gedalya Polak - Polak‏‎
Born ‎jan-1776 Amsterdam, Netherland‎