
| Oliver Wayne Bierma | |
| G: | 13 mei 1914 |
| East Peru, Madison, Iowa, Amerika | |
| O: | 17 mei 1994 |
| Aurora, Arapahoe, Colorado, Amerika | |
| Robert Leo Bierma | |
| G: | 22 nov 1916 |
| Osceola, Washington Township, Clarke, Iowa, Amerika | |
| O: | 23 feb 2001 |
| Chesapeake City, Chesapeake, Virginia, Amerika | |
| Harold D. Bierma | |
| G: | 11 aug 1919 |
| Washington Township, Clarke, Iowa, Amerika | |
| O: | 5 dec 2014 |
| Helen Irene Bierma | |
| G: | 22 jul 1922 |
| Washington Township, Clarke, Iowa, Amerika | |
| O: | 1 jan 2007 |
|
| Hessel Bierma | |
| G: | 18 apr 1891 |
| Monroe, Jasper, Iowa, Amerika | |
| O: | rond 1960 |
| Story, Iowa, Amerika | |
| Ivy Jane DeLong | |
| H: | 19 feb 1913 |
| Osceola, Clarke, Iowa, Amerika | |