Gatse married Trijntje Douwes Hiemstra 26 Dec 1782, Oosterwierum. Trijntje (daughter of Douwe Tjerks and Trijntje Jans) was born 8 Aug 1757, Weidum; died 27 Feb 1833, Oosterwierum, Nederland. [Group Sheet]

1. Jeltje Gatses Schengenga was born 30 Dec 1795, Oosterwierum; was christened 10 Jan 1796, Oosterwierum; died 13 Dec 1865, Oosterwierum, nummer 19.
2. Rinske Gatzes Schengenga was born 13 Oct 1792, Oosterwierum; was christened 28 Oct 1792, Oosterwierum; died 12 Mar 1819, Oosterwierum, nummer 8.
3. Douwe Gatzes Schengenga was born 8 Jan 1790, Oosterwierum; was christened 17 Jan 1790, Oosterwierum; died 7 Jul 1857, Ijlst, Nederland.
4. Trijntje Gatzes Schengenga was born 24 Aug 1785, Oosterwierum; was christened 4 Sep 1785, Oosterwierum; died 27 Jul 1844, Oosterwierum, nummer 17.