Richtje Arends Kalsbeek, born circa 1818 (?).

Richtje was married to
Hinne Wytzes de Jong, born circa 1814, worker.

• 1 : Hinke Hinnes de Jong, born in Wartena on October 1, 1841, died there on September 18, 1929, aged 87 years.
  Hinke was married in Idaarderadeel on January 7, 1864, at the age of 22 to Otte Gerrits Feenstra (aged 34 years), born in Wartena on March 21, 1829, son of Gerrit Ottes Feenstra (bargeman, baker, merchant, merchant and bargeman) and Haakje Minzes Visser (maid servant), barge hand and worker, died in Wartena on April 1, 1899, aged 70 years.