| Name | Role | Place | Source | |
|---|---|---|---|---|
| Matthijs Daniel Koopman | Conscript | 1928 | Haarlemmermeer | Militia records |
| Matthijs Daniel Koopman | Groom | 1929 | Nieuwer-Amstel | Civil registration marriages |
| Matthijs Daniel Koopman | Registered | 1908 | Amsterdam | Overgenomen delen |
| Matthijs Daniel Koopman | Registered | 1928 | Militia records | |
| Matthijs Daniël Koopman | Registered | 1917 | Nieuwer-Amstel | Population register |
| Matthijs Daniël Koopman | Registered | 1917 | Amsterdam | Population register |
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