Peternella Maria Wybrens van Haga, born in Sneek on August 17, 1862, daughter of Wybren Reinouts Petrus' van Haga (merchant, tabaksfabrikant (1876/1882), tabakskerver (1885) and tobacco manufacturer) and Baukje Gaastra, died in Groningen on December 13, 1931, buried on December 16, 1931, aged 69 years.

Peternella was married in Sneek on August 17, 1882, at the age of 20 to
Hendrik Hartog (aged 19 years), born in Sliedrecht on January 11, 1863, son of Arie Hartog and Henriėtte Schram de Jong, tabakskerver (1884), winkelier (1889) and koopman (1890), died in Sneek on January 9, 1919, aged 55 years.

• 1 : Arie Hartog, born in Sneek on December 30, 1882, traveling salesman.
  Arie was married to F. Schepers, born circa 1882 (?).
  

• 2 : Wybren Hartog, born in Sneek on March 9, 1884.
  Wybren was married to A. Stranger Thorsen, born circa 1884 (?).
  

• 3 : Henriėtte Hartog, born in Sneek on January 11, 1886, died before 1932, aged at most 46 years.
  Henriėtte was married to K.S. Bakkers.
  

• 4 : Baukje Hartog, born in Sneek on May 7, 1889.
  Baukje was married to C.J. Groenendijk.
  

• 5 : Teuntje Hendrica Hartog, born in Sneek on December 15, 1890, died in Groningen on February 25, 1915, aged 24 years.
  Teuntje was married to Klaas Taeke de Boer, died after 1915.