Gerbrigje Zijlstra, born circa 1867 (?).

Gerbrigje was married to
Rienk de Vries, born circa 1863 (?), carter.

• 1 : Hiltje de Vries, born in Kollum on July 21, 1890, died after August 16, 1939, aged at least 49 years.
  Hiltje was married in Leeuwarden on May 1, 1912, at the age of 21 (1) to Harmen Mijllijma (aged 32 years), born in Dockum on February 8, 1880, son of Stephanus Mijllijma and Lolkje Vrij.
  Hiltje was married in Leeuwarden on September 19, 1917, at the age of 27 (2) to Keimpe Feenstra (aged 26 years), born in Workum on December 7, 1890, christened there on June 28, 1891, son of Johannes Keimpes Feenstra (journeyman printer, typesetter, boekdrukker, boekdrukker, journeyman printer and journeyman printer) and Sierdtje Yntema (dressmaker), typesetter and printer, died in Leeuwarden on August 16, 1939, aged 48 years.