Jan Groenewoud, born circa 1861 (?).

Jan was married to
Geertje Bakker, born circa 1865 (?).

• 1 : Etje Groenewoud, born in Balk on September 9, 1888, died in Sneek on September 5, 1957, aged 68 years.
  Etje was married in Gaasterland on October 27, 1921, at the age of 33 (1) to Luitjen Mulder (aged 52 years), born in Gaasterland on October 31, 1868, died in Amsterdam on December 21, 1949, aged 81 years.
  Etje was married in Gaasterland on December 4, 1952, at the age of 64 (2) to Douwe Tigchelaar (aged 64 years), born in Midlum on June 21, 1888, son of Rinze Douwes Tigchelaar (worker, tileworker, casual labourer, fabriekswerkman and worker) and Hendrikje Dijkstra (maid servant and maid servant), casual labourer, died in Workum on September 5, 1958, buried in Harlingen, aged 70 years.
  Douwe was married before in Harlingen on September 5, 1910, at the age of 22 to Saskje Tigchelaar (aged 25 years), born in Harlingen on September 11, 1884, daughter of Harmen Tigchelaar (stoneware baker, stoneworkbaker's hand, earthenware baker, tilebaker and fuel dealer) and Antje Knol (maid servant), died in Harlingen on April 5, 1952, buried there on April 9, 1952, aged 67 years.