Children |
| 1. Kornelis Harmens de Groot, b. 13 Nov 1833, Nes, Utingeradeel, FR, NLD d. 24 Sep 1881, Utingeradeel, FR, NLD (Age 47 years) |
| 2. Jan Harmens de Groot, b. 02 Jun 1836, Oldeboorn, FR, NLD d. 20 Jan 1915, Utingeradeel, FR, NLD (Age 78 years) |
| 3. Tietje Harmens de Groot, b. 10 Dec 1838, Oldeboorn, FR, NLD d. 03 Jun 1901, no. 67 (or 63,64), Oldeboorn, Utingeradeel, FR, NLD (Age 62 years) |
| 4. Marcus Harmens de Groot, b. 30 Jan 1841, Oldeboorn, FR, NLD d. 28 May 1881, huis 256, Nijehaske, Haskerland, FR, NLD (Age 40 years) |
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