Lubbertjen Aartsz, born circa 1680, daughter of Aert Janssen Westert and Mechteltjen Willems.

She was married on February 8, 1704 to
Egbert Beertsz, christened in Oldebroek on November 9, 1673, son of Beert Dircksen and Neeltjen Egbertz.

• 1 : Neeltjen, born in Oldebroek, christened there on April 26, 1711, died before 1782.
  She was married in Oldebroek on March 9, 1738 to Franck Janzen Wolfsen, born in Oldebroek, christened there on January 30, 1707, died before 1782, son of Jan Francksz Wolffsen Oostert and Methjen Beertsz.