Albert Sijbesma, born circa 1854 (?), farmer.

Albert was married to
Rinske de Jong, born circa 1858 (?).

• 1 : Auke Dirk Sijbesma, born in Firdgum on May 20, 1881, warehouseman, foreman, verger and undertaker's man and undertaker's man, died in Harlingen on June 20, 1958, buried there on June 25, 1958, aged 77 years.
  Auke was married in Barradeel on July 1, 1905, at the age of 24 to Japke Tigchelaar (aged 23 years), born in Wijnaldum on December 20, 1881, daughter of Jan Rommerts Tigchelaar (worker) and Lijsbeth Dirks Jager, died in Harlingen on June 12, 1971, buried there on June 16, 1971, aged 89 years.