Wolterus Everhardus Jonas Tjeenk Willink, boekhandelaar and uitgever, born in Zutphen on July 10, 1816, died in Zwolle on October 1, 1885, aged 69 years, son of Harmanus Diedericus Tjeenk Willink (steenfabrikant) and Aleida Maria Colenbrander.

Wolterus was married in Enschede on March 26, 1841, at the age of 24 to
Judith Geertruid Stroink (aged 20 years), born in Enschede on December 9, 1820, died in Zwolle on September 15, 1862, aged 41 years, daughter of Jurrian Stroink and Geertruid Paschen.

• 1 : Aleida Geertruid Tjeenk Willink, born on December 23, 1841.
  

• 2 : Anna Maria Catharina Tjeenk Willink, born in Zwolle on January 22, 1853, died in Amsterdam on August 18, 1920, aged 67 years.
  Anna was married in Zwolle on February 13, 1873, at the age of 20 to Ds. Pieter Feenstra (aged 22 years), doopsgezind predikant te Witmarsum-Pingjum 1873-8, predikant te Nijmegen 1881-91 and predikant te Amsterdam 1891-1916, born in Sappemeer on October 18, 1850, died in Amsterdam on August 16, 1936, aged 85 years, son of Ds. Pieter Feenstra (doopsgezind predikant te Sappemeer 1824-30, predikant te Leer 1830-37 and predikant te Sappemeer-Hoogezand 1837-71) and Pietje de Jong.