| Name | Role | Place | Source | |
|---|---|---|---|---|
| Lubbert Hamstra | Groom | 1940 | Leeuwarderadeel | Civil registration marriages |
| Lubbert Hamstra | Groom | 1944 | Harderwijk | Civil registration marriages |
| Lubbert Hamstra | Child | 1909 | Harderwijk | Civil registration births |
| Lubbert Hamstra | Groom | 1940 | Leeuwarderadeel | Civil registration marriages |
| Lubbert Hamstra | Registered | 1909 | Drogeham | Population register |
| Lubbert Hamstra | Child | 1909 | Achtkarspelen | Civil registration births |
| Lubbert Hamstra | Registered | 1909 | Achtkarspelen | Population register |
| Lubbert Hamstra | Registered | 1909 | Drogeham | Population register |
| Lubbert Hamstra | Registered | 1909 | Drogeham | Population register |
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