Dirk Watzes de Groot, born circa 1799, pannebakkersknecht.

Dirk was married to
Aaltje Rients Stooker, born circa 1789, daughter of Rienk Pieters Stooker and Fransina Pas.

• 1 : Trijntje Dirks de Groot, born in Harlingen on May 5, 1821.
  

• 2 : Rienk Dirks de Groot, born in Harlingen on February 3, 1824, workman, died in Harlingen on December 13, 1905, aged 81 years.
  Rienk was married in Harlingen on March 2, 1848, at the age of 24 to Susanna Hoogmolen (aged 23 years), born in Harlingen on February 5, 1825, daughter of Christoffel Hoogmolen (merchant and gegageerd militair) and Anna Arnoldus van der Zee, died in Harlingen on April 6, 1908, aged 83 years.
  

• 3 : Watze Dirks de Groot, born in Harlingen on December 7, 1826.
  

• 4 : Jan Dirks de Groot, born in Harlingen on November 28, 1833.