Children |
| 1. Albert Tienstra, b. Fri 6 Apr 1888, De Wilp, Marum, Groningen, Nederland d. Yes, date unknown |
| 2. Jacoba Tienstra, b. Cal 1890, De Wilp, Marum, Groningen, Nederland d. Yes, date unknown |
+ | 3. Harm Tienstra, b. Tue 19 May 1891, De Wilp, Marum, Groningen, Nederland d. Yes, date unknown |
| 4. Sjouke Tienstra, b. Cal 1893, De Wilp, Marum, Groningen, Nederland d. Yes, date unknown |
| 5. Jan Tienstra, b. Cal 1895, Odoorn, Drenthe, Nederland d. Yes, date unknown |
| 6. Joost Tienstra, b. Cal 1896, Hoogkerk, Groningen, Nederland d. Thu 17 Nov 1898, Groningen, Groningen, Nederland (Age 2 years) |
| 7. Halbe Tienstra, b. Sun 13 Mar 1898, Groningen, Groningen, Nederland d. Mon 14 Mar 1898, Groningen, Groningen, Nederland (Age 0 years) |
+ | 8. Joost Tienstra, b. 1900, Groningen, Groningen, Nederland d. Fri 04 May 1951, Groningen, Groningen, Nederland (Age 51 years) |
+ | 9. Grietje Tienstra, b. Fri 14 Jun 1901, Groningen, Groningen, Nederland d. Mon 04 Feb 1924, Groningen, Groningen, Nederland (Age 22 years) |
| 10. Geert Tienstra, b. Cal 1903, Groningen, Groningen, Nederland d. Sun 25 Dec 1921, Groningen, Groningen, Nederland (Age 18 years) |
| 11. Halbe Tienstra, b. Cal 1905, Groningen, Groningen, Nederland d. Sat 28 Apr 1923, Groningen, Groningen, Nederland (Age 18 years) |
| 12. NN Tienstra, b. Wed 10 Jul 1907, Groningen, Groningen, Nederland d. Wed 10 Jul 1907, Groningen, Groningen, Nederland (Age 0 years) |
| 13. Trientje Tienstra, b. Cal 1911, Groningen, Groningen, Nederland d. Tue 09 Aug 1921, Groningen, Groningen, Nederland (Age 10 years) |
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