Jelle Piers Steensma, born circa 1827 (?).

Jelle was married to
Ytje Heerts van der Woude, born circa 1831 (?).

• 1 : Pier Steensma, born in Franekeradeel on May 9, 1854, warehouseman.
  Pier was married in Harlingen on May 15, 1884, at the age of 30 to Grietje de Vries (aged approximately 22 years), born circa 1862 (?).