| 1. Ritske Tuinstra |
 |
| B: |
Thursday 30 July 1863 |
| P: |
Marum, Groningen, Nederland |
| D: |
Saturday 05 October 1940 |
| P: |
Chicago, Cook County, Illinois, USA |
|
| 2. Pieter Ritskes Tuinstra |
|
| B: |
Tuesday 23 July 1839 |
| P: |
Surhuisterveen, Achtkarspelen, Friesland, Nederland |
| M: |
Sunday 24 May 1863 |
| P: |
Marum, Groningen, Nederland |
| D: |
Friday 17 October 1919 |
| P: |
Chicago, Cook County, Illinois, USA |
|
| 4. Ritske Rapkes Tuinstra |
|
| B: |
Wednesday 24 November 1790 |
| P: |
Surhuizum, Achtkarspelen, Friesland, Nederland |
| M: |
Saturday 13 April 1839 |
| P: |
Achtkarspelen, Friesland, Nederland |
| D: |
Tuesday 25 August 1874 |
| P: |
Surhuisterveen, Achtkarspelen, Friesland, Nederland |
|
| 8. Rapke Ritskes Tuinstra |
=> |
|
| B: |
1765 |
| P: |
Surhuizum, Achtkarspelen, Friesland, Nederland |
| M: |
Sunday 25 May 1783 |
| P: |
Augsbuurt, Kollumerland, Friesland, Nederland |
| D: |
Saturday 22 December 1849 |
| P: |
Surhuisterveen, Achtkarspelen, Friesland, Nederland |
|
1863 - 1940 (77 years)
