Wijtze de Jong, born in IJlst on June 8, 1872.

Wijtze was married to
Jantje Visser, born in Hemelumer Oldeferd on September 26, 1873.

• 1 : Jelle de Jong, born in Hemelumer Oldeferd on January 11, 1905, motorbargeman and forwarding agent, died in Sneek on November 20, 1982, aged 77 years.
  Jelle was married on May 21, 1930, at the age of 25 to Siebrigje Feenstra (aged 24 years), born in Hemelumer Oldeferd on July 26, 1905, christened in Workum on November 26, 1905, daughter of Johannes Feenstra (shopkeeper, bargeman, grocer, grocer and grocer) and Trijntje Deinum, died in Nijefurd on December 20, 1993, aged 88 years.