NOTES: last name also known as "Markell"
He married Maria Esther Eacker . Maria Esther Eacker was born at of Palatine, Montgomery, New York Abt 1736 .
They were the parents of 8
children:
Johann Henrick Merckel
born 5 Mar 1756.
Wilhelm Merckel
born 12 Oct 1760.
Maria Markell
born Abt 1763.
Johannes Merckel
born 4 Feb 1763.
Pieter Merckel
born 24 Mar 1765.
Johannes Merckel
born 9 Aug 1767.
Anna Merckel
born 24 Nov 1769.
Jacob Merckel
christened 6 Jun 1772.