Tjerk Tichelaar, born in Harlingen on February 12, 1888, son of Bauke Tichelaar (workman and dock hand) and Fetje van der Geest, navvy, fisherman and workman, died in Harlingen on December 29, 1961, aged 73 years.

Tjerk was married in Amsterdam on July 14, 1920, at the age of 32 to
Dieuwertje de Wit (aged 35 years), born in Amsterdam on December 16, 1884, daughter of Leendert de Wit (workman) and Maria Ris, died in Utrecht on July 12, 1963, aged 78 years.
Dieuwertje was married before before July 14, 1920, at the age of at most 35 to (and divorced before July 14, 1920 from) Eeltje van Gulik.