Jan married Wietske Uilkes Altena, daughter of Uilke Bonnes Altena and Sjouke(n) Paulus de Jong, on 17 Jul 1841. (Wietske Uilkes Altena was born in 1816 in Korehemmen Smallingerland Friesland NL and died on 12 Oct 1859 in Smallingerland Friesland Netherlands.)
