Jan was married in Loppersum on August 8, 1744 to Liefke Willems, born in Wirdum.
From this marriage:
1 : Renske Jans, born in Middelstum, christened there on April 7, 1748.
Renske was married in Middelstum on May 3, 1772, at the age of 24 to Cornellis Pieters Hein (aged 24 years), born in Westeremden (gem Stedum), christened there on April 15, 1748, son of Peter Cornelis Hein and Jantjen Clasen.