Johann married Ernestine BEYER 10 Oct 1816, Bohlschau, Neustadt, Westpreussen, Preussen. Ernestine was born Between 1784 and 1795, Worte, Neustadt, Westpreussen (or Gossentin, Westpreussen); died 21 Jun 1863, Robbakau, Neustadt, Westpreussen, Preussen. [Group Sheet]

1. Wilhelmine Louise HEWELT was born Abt 1818.
2. Louise Renata HEWELT was born 21 Feb 1819, Goscicino, Pomorskie, Poland (Gossentin, Westpreussen).
3. Caroline HEWELT was born 21 May 1817.