Bonzen Jans Zeilstra alias Zeelstra, born in Idaarderadeel on September 5, 1831, son of Jan Bonses Zeilstra (fisherman) and Haakje Martens de Vries, died in Tietjerksteradeel on July 22, 1913, aged 81 years.
Bonzen was married in Tietjerksteradeel on May 23, 1868, at the age of 36 toFrom this marriage:
Antje Pieters van der Sluis (aged 30 years), born in Opsterland on February 5, 1838, daughter of Pieter Atzes van der Sluis and Wytske Ludzers Krol, died in Tietjerksteradeel on November 23, 1903, aged 65 years.
- 1 : Jan Bonzes Zeilstra, born in Tietjerksteradeel on November 19, 1869, died there on January 8, 1879, aged 9 years.
- 2 : Pieter Bonzes Zeilstra, born in Tietjerksteradeel on November 30, 1871.
Pieter was married in Tietjerksteradeel on June 11, 1898, at the age of 26 to Johanna Douwes Procee (aged 25 years), born in Tietjerksteradeel on September 21, 1872, daughter of Douwe Johannes Procee and Jifke Gerrits Paulusma.
- 3 : Marten Bonzes Zeilstra, born in Tietjerksteradeel on August 1, 1874, died in Leeuwarden on January 26, 1918, aged 43 years.
Marten was married in Tietjerksteradeel on May 24, 1902, at the age of 27 to Pietje de Boer (aged 24 years), born in Sloten on September 15, 1877, daughter of Jan Siegers de Boer and Jeltje Klazes Hogendorf.
- 4 : Wytske Bonzes Zeilstra, born in Oostermeer on January 14, 1877.
Wytske was married in Achtkarspelen on June 17, 1899, at the age of 22 to Wessel Gall (aged 25 years), born in Surhuisterveen on November 20, 1873, son of Wytze Wessels Gall and Aaltje Mientes Steensma.