| 1. Thomas Popkes Kooi |
 |
| B: |
20 Feb 1869 |
| P: |
Kollumerpomp, Kollumerland, FR, NLD |
| D: |
01 Oct 1938 |
| P: |
Huizum, Leeuwarderadeel, FR, NLD |
|
| 2. Popke Thomas Kooi |
|
| B: |
13 Apr 1840 |
| P: |
Kollum, FR, NLD |
| M: |
09 May 1868 |
| P: |
Drachten, Smallingerland, FR, NLD |
| D: |
09 Jun 1927 |
| P: |
Lioessens, Oostdongeradeel, FR, NLD |
|
| 4. Thomas Popkes Kooij |
|
| B: |
Abt 1807 |
| P: |
Grijpskerk, GR, NLD |
| M: |
15 May 1838 |
| P: |
Kollumerland, FR, NLD |
| D: |
|
| P: |
|
|
|
| 3. Froukje Engberts Smeding |
|
| B: |
25 Mar 1846 |
| P: |
Langweer, Doniawerstal, FR, NLD |
| D: |
18 Jan 1926 |
| P: |
Kollumerpomp, Kollumerland, FR, NLD |
|
| 6. Engbert Gosses Smeding |
|
| B: |
Abt 1819 |
| P: |
Beetsterzwaag, Opsterland, FR, NLD |
| M: |
03 Dec 1845 |
| P: |
Doniawerstal, FR, NLD |
| D: |
|
| P: |
|
|
|
1869 - 1938 (69 years)