Married 9 May 1863 Wymbritseradeel, age 25 years to:  Intje Flapper, age by marriage 25 years, daughter of Johannes Yettes Flapper and Taetske Lolles van der Meer.Born 15 Aug 1837 Oldeklooster onder Hartwerd Child: 1.  Siebren Johannes YdemaBorn 26 Oct 1873 Oudega, died 7 Jan 1927 Amsterdam, age 53 years, buried Amsterdam, Buitenveldert | |||