Wytske Tjallings, born circa 1775 (?).

Wytske was married to
Ruurd Ernstes Groeneveld, born circa 1771 (?), gardener.

• 1 : Ernst Ruurds Groeneveld, born in Weidum on August 9, 1798, farmer's hand, died in Baarderadeel on June 2, 1867, aged 68 years.
  Ernst was married in Baarderadeel on May 18, 1822, at the age of 23 to Roelofke Cornelis Veenstra (aged 28 years), born in Oosterlittens on February 4, 1794, christened there on February 19, 1794, daughter of Cornelis Pieters (schuitevoerder, schuitevoerder and schuitevoerder) and Baukjen Ruurds (woman worker), died in Smallingerland on December 2, 1859, aged 65 years.