| Children |
| | 1. POSTMA, Nn, b. 3 Oct 1865, Ooststellingwerf, Friesland, Nederland d. 3 Oct 1865, Oostsrellingwerf, Friesland, Nederland (Age 0 years) |
| | 2. POSTMA, Nn, b. 22 Mar 1867, Ooststellingwerf, Friesland, Nederland d. 22 Mar 1867, Ooststellingwerf, Friesland, Nederland (Age 0 years) [Birth] |
| | 3. POSTMA, Joukje, b. 29 Apr 1868, Ooststellingwerf, Friesland, Nederland d. 28 Dec 1955, Waskemeer, Ooststellingwerf, Friesland, Nederland (Age 87 years) |
| | 4. POSTMA, Kornelis, b. 14 May 1871, Ooststellingwerf, Friesland, Nederland  |
| | 5. POSTMA, Fintje, b. 21 May 1873, Ooststellingwerf, Friesland, Nederland d. 5 Feb 1954, Zuidlaren, Tynaarlo, Drenthe, Nederland (Age 80 years) |
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