Grietje Jelles, born circa 1757, daughter of Jelle Gerrits and Geertje Douwes.

Grietje was married to
Theunis Reinders, born circa 1750, son of Reinder Gerkes and Franskje Teunis.

• 1 : Gettje Theunis Tigchelaar, born in Almenum circa 1791, died there on August 16, 1821, aged approximately 30 years.
  Gettje was married to Lieuwe Douwes Rewerda, born circa 1782, worker.
  

• 2 : Jelle Theunis Tigchelaar, born in Almenum circa 1795, kilnman, tilebaker, worker, tilebaker and tigchelaarsknecht, died in Midlum on January 31, 1858, aged approximately 63 years.
  Jelle was married in Almenum on September 7, 1816, at the age of approximately 21 (1) to Baukje Jans IJsma (aged approximately 19 years), born in Arum circa 1797, daughter of Jan Siebs IJsma and Lijsbert Jacobs.
  Jelle was married in Franekeradeel on June 29, 1828, at the age of approximately 33 (2) to Johanna Jans Oosterhout (aged approximately 22 years), born in Harlingen circa 1806, daughter of Jan Johannes and Dieuwke Floris, werkbode.