Tjerk Tigchelaar, born in Harlingen on March 30, 1868, son of Klaas Gerrits Tigchelaar (dock hand, workman and dock hand) and Grietje Dirks Sleeper van Arum (maid-of-all-work), municipal cleaner, died in Harlingen on March 20, 1932, buried there, aged 63 years.

Tjerk was married in Harlingen on May 27, 1897, at the age of 29 to
Neeltje de Bruin (aged 23 years), born in Harlingen on April 12, 1874, daughter of Okke de Bruin (tilebaker) and Antje Blokmaker, died in Harlingen on February 18, 1957, buried there, aged 82 years.

• 1 : Klaas Tigchelaar, born in Harlingen on March 16, 1898, barber and retail dealernational lotery, died in Harlingen on September 20, 1981, aged 83 years.
  Klaas was married in Harlingen on January 17, 1924, at the age of 25 (1) to (and divorced in Harlingen on August 18, 1936 from) Trijntje de Jong (aged 20 years), born in Harlingen on October 15, 1903, daughter of Pieter de Jong and Thecla van Oosterbaan, housekeeper, died in Oosterbierum on April 17, 1978, aged 74 years.
  Klaas was married in Harlingen on October 12, 1936, at the age of 38 (2) to Antonia van 't Veld (aged 33 years), born in Maarssen on July 22, 1903, daughter of Wilhelmus van 't Veld and Sjoerdje Bakker, died in Harlingen on March 12, 1975, aged 71 years.
  

• 2 : Okke Tigchelaar, born in Harlingen on September 24, 1900, municipal cleaner and casual labourer, died unmarried in Harlingen on April 20, 1968, buried there, aged 67 years.
  

• 3 : Anne Tigchelaar, born in Harlingen on May 4, 1902, woodworker and longshoreman, died in Harlingen on July 9, 1980, buried there on July 12, 1980, aged 78 years.
  Anne was married in Harlingen on March 17, 1927, at the age of 24 (1) to N.N..
  Anne was married (2) to N.N..