Children |
| 1. Petrus Thomas Wielandt, b. 20 Aug 1807, Oldeboorn, FR, NLD d. 10 Jul 1861, Harenkarspel, NH, NLD (Age 53 years) |
| 2. Gerhard Theodoor Wielandt, b. 23 Oct 1808, Oldeboorn, FR, NLD d. 14 Nov 1831, Groningen, GR, NLD (Age 23 years) |
| 3. Petronella Hermanna Wielandt, b. 23 May 1810, Oldeboorn, FR, NLD |
| 4. Anna Theodora Wielandt, b. 04 Aug 1812, Heerenveen, Schoterland, FR, NLD |
| 5. Hermanna Henrietta Wielandt, b. 20 Nov 1814, Heerenveen, Schoterland, FR, NLD d. 04 Dec 1892, Haarlemmermeer, NH, NLD (Age 78 years) |
| 6. Anna Oldersma Wielandt, b. 14 Apr 1818, Heerenveen, Schoterland, FR, NLD |
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