1932-2019
| John Kenneth Boersma | |
| G: | 29 mrt 1932 |
| Grand Rapids, Kent, Michigan, Amerika | |
| O: | 30 okt 2019 |
| Grand Rapids, Kent, Michigan, Amerika | |
|
1905-1934
| Hilda van Mulligen | |
| G: | 26 jul 1905 |
| O: | 21 sep 1934 |
| Grand Rapids, Kent, Michigan, Amerika | |
1904-1951
| Gerrit John Boersma | |
| G: | 15 jul 1904 |
| O: | 12 jun 1951 |
| Kent, Michigan, Amerika | |