Klaas Keizer, born circa 1859 (?), worker and workman.

Klaas was married in Het Bildt on November 9, 1879, at the age of approximately 20 to
Aafje de Jong (aged approximately 16 years), born circa 1863 (?).

• 1 : Ynske Keizer, born in Sint Jacobiparochie on November 25, 1892.
  Ynske was married in Barradeel on June 22, 1918, at the age of 25 to Willem Hiemstra (aged 26 years), born in Wijnaldum on April 26, 1892, son of Herre Willems Hiemstra (worker and merchant) and Trijntje Robijns Tigchelaar (woman worker).