Johannes Sierks, born circa 1735, died in Arum on April 2, 1779, aged approximately 44 years.
Johannes was married in Arum on February 8, 1778 in church, at the age of approximately 43 to
Antje Robijns (aged 21 years), christened in Arum on October 10, 1756, daughter of Robijn Jetses and Froukje Jans, died there in February 1780, aged 23 years.