Froukje Pieters van der Sluis, born in Oostermeer on September 3, 1829, daughter of Pieter Atzes van der Sluis and Wytske Ludzers Krol.
Her son from an unknown man:
- 1 : Jan van der Sluis, born in Smallingerland on June 24, 1859, died there on March 12, 1860, aged 262 days.
Froukje was married in Tietjerksteradeel on March 26, 1860, at the age of 30 (2) to
Marten Jans Zeilstra (aged 26 years), born in Eernewoude on June 16, 1833, son of Jan Bonses Zeilstra (fisherman) and Haakje Martens de Vries, died in Tietjerksteradeel on February 4, 1915, aged 81 years.
From this marriage:
- 2 : Wietske Zeilstra, born in Smallingerland on March 2, 1861.
She had from an unknown man one daughter.
- 3 : Jan Zeilstra, born in Smallingerland on November 9, 1862.
- 5 : Bonze Zeilstra, born in Tietjerksteradeel on November 16, 1867, died there on November 24, 1867, aged 8 days.
- 6 : Bonze Zeilstra, born in Smallingerland on March 17, 1870, died in Workum on March 15, 1877, aged 6 years.
- 8 : Haakje Zeilstra, born in Workum on March 1, 1876, died there on September 16, 1876, aged 199 days.