Wiardus married Maria de With on 10 Jul 1823 in Achtkarspelen, FR, NLD. Maria (daughter of Jan Johans Minnema de With and Catharina van Haersma) was born on 30 Apr 1803 in Rinsumageest, Dantumadeel, FR, NLD; died on 08 Sep 1878 in Leeuwarden, FR, NLD. [Group Sheet] [Family Chart]

1. Rolina Maria Buma was born on 26 Apr 1824 in Leeuwarden, FR, NLD.
2. Bernhardus Hopperus Buma was born on 26 Aug 1826 in Leeuwarden, FR, NLD; died on 22 Sep 1892 in Leeuwarden, FR, NLD.
3. Jan Minnema Buma was born on 08 May 1828 in Leeuwarden, FR, NLD.
4. Sijbrand van Haersma Buma was born on 10 Nov 1830 in Leeuwarden, FR, NLD; died on 01 Dec 1886 in Leeuwarden, FR, NLD.
5. Gerlacus Buma was born on 05 Aug 1832 in Baarderadeel, FR, NLD.
6. Gerlacus Buma was born on 25 Sep 1833 in Leeuwarden, FR, NLD.
7. Daniel de Blocq van Haersma Buma was born on 25 Sep 1833 in Leeuwarden, FR, NLD; died on 23 Sep 1837 in Leeuwarden, FR, NLD.
8. Catharina Buma was born on 06 Sep 1835 in Leeuwarden, FR, NLD; died on 24 Oct 1857 in Oudkerk, Tietjerksteradeel, FR, NLD.
9. Daniel de Blocq van Haersma Buma was born on 20 Nov 1837 in Leeuwarden, FR, NLD; died on 12 Feb 1839 in Leeuwarden, FR, NLD.
10. Daniel de Blocq van Haersma Buma was born on 06 Jul 1840 in Leeuwarden, FR, NLD; died on 25 Oct 1880 in Almelo Stadt, OV, NLD.
11. Wikje Sophia Buma was born on 10 Jul 1842 in Leeuwarden, FR, NLD.
12. Maria Wijts Buma was born on 18 Aug 1845 in Leeuwarden, FR, NLD; died on 01 Jun 1919 in Arnhem, GL, NLD.

Bernhardus married Rolina Maria Siccama. [Group Sheet] [Family Chart]