Dirk de Groot, born in Harlingen on September 2, 1848, son of Rienk Dirks de Groot (workman) and Susanna Hoogmolen, dock hand, docker, docker, docker, workman, dock hand, dock hand, workman, dock hand, dock hand, dock hand and scheepssjouwerman, died in Harlingen on March 17, 1940, aged 91 years.
Dirk was married in Harlingen on September 18, 1873, at the age of 25 to
Maria Tjerks (aged 24 years), born in Harlingen on March 27, 1849, daughter of Tjerk Gerrits Tjerks Tichelaar (workman) and Rigtje Willems Brandy, died in Harlingen on March 18, 1930, aged 80 years.
From this marriage:
- 1 : Susanna de Groot, born in Harlingen on February 19, 1874, died there on July 7, 1957, aged 83 years.
Susanna was married in Harlingen on December 5, 1895, at the age of 21 to Cornelis Bos (aged 22 years), born in Harlingen on May 27, 1873, son of N.N. and Henriette Bos, fairground showman, wafflebaker, bargeman, fairground showman and wafflebaker, died in Harlingen on March 1, 1948, aged 74 years.
- 3 : Tjerk de Groot, born in Harlingen on September 5, 1875, died there on March 2, 1956, aged 80 years.
Tjerk was married in Harlingen on August 19, 1901, at the age of 25 to Anna Kwast (aged 26 years), born in Harlingen on June 12, 1875, daughter of Tjerk Kwast and Wiepkje van der Meij, died there on April 8, 1934, aged 58 years.
- 4 : Harmke de Groot, born in Harlingen on February 5, 1877, died there on July 22, 1877, aged 167 days.
- 5 : Rienk de Groot, born in Harlingen on June 10, 1878, died there on December 9, 1881, aged 3 years.
- 6 : Dirk de Groot, born in Harlingen on June 6, 1880, died there on December 17, 1881, aged 1 year.
- 7 : Rienk de Groot, born in Harlingen on March 5, 1882, docker, died in Harlingen on December 31, 1984, aged 102 years.
Rienk was married in Harlingen on July 7, 1902, at the age of 20 to Catharina van der Meulen (aged 19 years), born in Harlingen on February 20, 1883, daughter of Bertus van der Meulen and Antje Onsman, died there on October 4, 1961, aged 78 years.
- 8 : Dirk de Groot, born in Harlingen on September 26, 1883, died there on November 26, 1885, aged 2 years.