Johanna Boonstra, born in Harlingen on December 25, 1902, daughter of Sije Boonstra (bloatercurer, dock hand, docker and transport worker) and Grietje Tigchelaar (maid servant), died in Harlingen on October 21, 1966, aged 63 years.

Johanna was married in Harlingen on June 14, 1928, at the age of 25 to
Engele van Dieken (aged 28 years), born in Sexbierum on September 8, 1899, caual labourer, miller and handlanger Hoogovens, died in Harlingen on December 29, 1976, aged 77 years.