 Isaac Nathan Koppens - JacobBorn 7-10-1802 Oisterwijk, Netherland. Son of Nathan Philip Koppens and Brijntje Jacob Marriage/ Related to:  Sara van der SluisBorn ± 1803 | |||
| 2nd marriage/ relation Isaac Nathan Koppens - JacobMarriage/ Related to: Johanna Emanuel de Groot - AndriesseBorn 22-1-1823 Bladel, Netherland. Daughter of Emanuel de Groot - Andriesse and Rachel Andriesse - van Ham | |||