 Jan Tjallings Gerritsma, son of Tjalling Gerrits Gerritsma and Japikje Jans Dijkstra.Born 21 Jul 1793 Burgwerd, baptised 21 Jul 1793, died 20 Aug 1848 Schettens, age 55 years, buried Schettens Married 18 May 1822 Wonseradeel, age 28 years (married 20 years) to:  Grietje Matheus van der Werf, age by marriage 21 years, daughter of Matthijas Sjoerds "Matthijas" van der Werf and Sybrig Jelles Bruinsma.Born 27 Feb 1801, died 27 Oct 1842 Schettens, age 41 years, buried Schettens Children: | |||