Grietje Johannes Zwart, born in Wartena on May 29, 1839, daughter of Johannes Sybrens Zwart (milker) and Ruttje Jacobs van der Velde, died after July 31, 1915, aged at least 76 years.

Grietje was married in Idaarderadeel on June 10, 1880, at the age of 41 to
Wybe Ottes Feenstra (aged 38 years), born in Warga on September 1, 1841, son of Otte Wybes Feenstra (bargeman, worker, bargeman and worker) and Johanna Oepkes Bouwma, journeyman baker, died in Wartena on July 31, 1915, aged 73 years.

• 1 : Ruurdtje Feenstra, born in Wartena on September 24, 1882, housekeeper, died in Leeuwarden on March 28, 1952, aged 69 years.
  Ruurdtje was married in Menaldumadeel on August 6, 1914, at the age of 31 to Sybe Smeding (aged 43 years), born in Dronrijp on October 6, 1870, son of Bouwe Andries Smeding (worker) and Trijntje Reinders Kamminga, workman, died in Dronrijp on January 13, 1937, aged 66 years.
  Sybe was married before in Franeker on June 4, 1899, at the age of 28 to Ynskje van der Vleugel (aged approximately 29 years), born in Franeker circa 1870, died in Dronrijp on October 28, 1913, aged approximately 43 years.