Jantje Mulder, born circa 1788 (?), died in Wanneperveen on January 9, 1841, aged approximately 53 years.

Jantje was married to
Hendrik Pierik, born circa 1807 (?), died in Deventer on March 24, 1871, aged approximately 64 years.
Hendrik was married afterwards in Wanneperveen on February 2, 1845, at the age of approximately 38 to Geertjen Jalving (aged approximately 22 years), born circa 1823 (?).

• 1 : Lucia Theodora Pierik, born circa 1830 (?), died in Leeuwarden on March 24, 1889, aged approximately 59 years.
  Lucia was married on May 27, 1860, at the age of approximately 30 to Egbertus Bernardus Jacobus de Bock (aged approximately 24 years), born in Steenwijk circa 1836, son of Stephanus de Bock and Jantje Luten Veen, died in Nieuwer Amstel on April 16, 1894, aged approximately 58 years.