Dirk van Seijst, born circa 1860 (?).

Dirk was married to
Aukje Faber, born circa 1864 (?).

• 1 : Ymkje van Seijst, born in Harlingen on November 29, 1887.
  

• 2 : Faas van Seijst, born in Harlingen on January 23, 1890.
  

• 3 : Aukje van Seijst, born in Harlingen on March 19, 1891.
  

• 4 : Gerrit van Seijst, born in Harlingen on August 29, 1892.
  

• 5 : Doede van Seijst, born in Harlingen on January 5, 1895, sailor and fireman merchant navy, died on July 24, 1987, aged 92 years.
  Doede was married in Harlingen on April 19, 1923, at the age of 28 to Grietje de Jong (aged 22 years), born in Harlingen on February 21, 1901, daughter of Eelke de Jong (barge hand, sailor, casual labourer, fisher and barge hand) and Fokje Tigchelaar (maid servant, jobless and shopkeeper), died on December 25, 1954, aged 53 years.
  

• 6 : Fettje van Seijst, born in Harlingen on December 11, 1896.
  

• 7 : Boukje van Seijst, born in Harlingen on January 4, 1898.
  

• 8 : Dirk van Seijst, born in Harlingen on November 19, 1900.