Jannighjen Beertsz, christened in Oldebroek in July 1673, died in the year 1742 or 1743, aged 69 years to 70 years, daughter of Beert Janssen (kerkmeester and gildemeester van het "Lieve Vrouwegilde") and Bartjen Garrits.

Jannighjen was married in Oldebroek on January 29, 1693, at the age of 19 to
Jacob Evertsen (aged 22 years), landbouwer in de Lapstreek, christened in Oldebroek on January 15, 1671, died before March 8, 1703, aged at most 32 years, son of Evert Beertsen and Jannighje Beertsz.

• 1 : Beert Jacobsz, landbouwer, schepen, burgemeester and capitalist, born in Oldebroek, christened there on July 29, 1694, died there between June 11, 1770 and April 3, 1771, aged 75 years to 76 years.
  Beert was married in Oldebroek on March 11, 1719, at the age of 24 (1) to Neeltje Corneliz (aged 22 years), born in Oldebroek, christened there on October 4, 1696, died before 1734, aged at most 38 years, daughter of Cornelis Henricx (schepen van oldebroek) and Grietjen Beertsz.
  Beert was married on June 8, 1743, at the age of 48 (2) to Grietje Hendrics (aged 28 years), christened in Oldebroek on July 8, 1714, daughter of Hendrick Jansen Aaltsen and Aaltjen Aarts.