Children |
| 1. Klaas Dirks HARTKAMP, b. 21 Feb 1831, Ouwsterhaule, Friesland, Netherlands  |
| 2. Trijntje Dirks HARTKAMP, b. 29 Dec 1832, Ouwsterhaule, Friesland, Netherlands  |
| 3. Siebrigje Dirks HARTKAMP, b. 21 Oct 1835, Ouwsterhaule, Friesland, Netherlands , d. 12 Jan 1861, Doniawerstal, Friesland, Netherlands (Age 25 years) |
| 4. Hendrikjen Dirks HARTKAMP, b. 30 Mar 1838, Ouwsterhaule, Friesland, Netherlands  |
| 5. Jan Dirks HARTKAMP, b. 20 Feb 1842, Ouwsterhaule, Friesland, Netherlands , d. 30 Dec 1905, Oudehaske, Friesland, Netherlands (Age 63 years) |
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