Kornelia Petrus van der Molen, born circa 1829 (?), died before May 8, 1880, aged at most 51 years.

Kornelia was married to
Hendrik Kuipers, born circa 1815, died before May 8, 1880, aged at most 65 years.

• 1 : Petrus Hendriks Kuipers, born in Beetsterzwaag on January 16, 1852, baker, died in Leeuwarden on April 8, 1922, aged 70 years.
  Petrus was married in Tietjerksteradeel on May 8, 1880, at the age of 28 to Ymkje Halbes Feenstra (aged 23 years), born in Wartena on October 10, 1856, daughter of Halbe Wybes Feenstra (shoemaker) and Aurelia Rienks van Keimpema, died in Leeuwarden on July 2, 1938, aged 81 years.