Gerben Kingma, born in Rinsumageest on February 22, 1888, son of Marten Lieuwes Kingma and Trijntje Gerbens van Wieren.

Gerben was married on May 8, 1913, at the age of 25 to
Jitske Hogendijk (aged approximately 22 years), born in Wanswerd circa 1891 (?).