Sjoukje Tjeerdes, born circa 1773 (?).

Sjoukje was married to
Alle Sines Visser, born circa 1769 (?).

• 1 : Tjeerd Alles Visser, born in Workum on August 22, 1796, shipwright, died in Workum on January 24, 1865, aged 68 years.
  Tjeerd was married (1) to Charlotte Frederica Louisa Wilhelmina Kessler, born in Berlijn circa 1778, died in Workum on July 12, 1850, aged approximately 72 years.
  Tjeerd was married in Workum on October 19, 1862, at the age of 66 (2) to Aaltje Gales Planting (aged 43 years), born in Groningen on May 6, 1819, daughter of Gale Planting and Hitje Gastra, died in Workum on February 26, 1891, aged 71 years.
  Aaltje was widow of Johannes Alberts Plantinga, died before October 19, 1862. Aaltje was married afterwards in Workum on August 26, 1866, at the age of 47 to Lykele Ottes Feenstra (aged 33 years), born in Eernewoude on October 14, 1832, son of Otte Baukes Feenstra (peat cutting supervisor, barge hand and worker) and Hinke Lykeles Haarsma, barge hand, sailor, bargeman and sheep-breeder, died in Workum on January 26, 1906, aged 73 years. Lykele was married before in Workum on March 14, 1862, at the age of 29 to Jantje Franzes Casander (aged 22 years), born in Workum on September 12, 1839, daughter of Frans Johannes Casander and Jetske Jetzes, died there on October 13, 1864, aged 25 years.