Jan Klaassen Bouwmans, died in Rasquert (gem Baflo) before 1833.

He was married to
Adriaantje Jacobs Heeres, died in Rasquert (gem Baflo) before 1833.

• 1 : Klaas Jans, born in Rasquert (gem Baflo) circa 1794.
  He was married in Uithuizen on December 28, 1833 to Geeske Jacobs Vennema, born in Zandeweer (gem Uithuizen) on January 23, 1791, died after 1867, daughter of Jacob Sierts Vennema and Anje Reinjes.
  (She was married before in Uithuizen on September 4, 1813 to Hindrik Kornelis Maring, born in Uithuizermeeden, christened there on May 11, 1777, died in Uithuizen on October 30, 1832, son of Cornelis Harms and Bauke Jans.)