Aefje Sybrens Timmermans, born in Wartena circa 1810, daughter of Sybren Klazes Timmermans and Jitske Ales.

Aefje was married in Idaarderadeel on August 15, 1835, at the age of approximately 25 to
Sybren Baukes de Vries (aged approximately 32 years), born in Grouw circa 1803, son of Bauke Errits de Vries and Grietje Jans Sietzes.