Trijntje de Vries, born circa 1876 (?).

Trijntje was married to
Watse Kamminga, born circa 1872 (?), kilnman.

• 1 : Sytske Kamminga, born in Franeker on January 31, 1899.
  Sytske was married in Harlingen on October 29, 1942, at the age of 43 to Douwe de Wit (aged 54 years), born in Almenum on June 4, 1888, son of Douwe de Wit (worker) and Eelkje de Vries, gardener, died in Harlingen on June 16, 1972, buried there, aged 84 years.
  Douwe was married before in Barradeel on May 21, 1910, at the age of 21 to Baukje Tigchelaar (aged 22 years), born in Midlum on May 3, 1888, daughter of Jan Rommerts Tigchelaar (worker) and Lijsbeth Dirks Jager, maid servant, died in Harlingen on December 12, 1934, buried there, aged 46 years.