| Name | Role | Place | Source | |
|---|---|---|---|---|
| Jan Pierre Louis Neefs | Father | 1831 | Rotterdam | Civil registration deaths |
| Jan Pierre Louis Neefs | Father | 1831 | Rotterdam | Civil registration deaths |
| Pierre Louis Neefs | Father | 1831 | Rotterdam | Civil registration births |
| Pierre Louis Neefs | Father of groom | 1872 | Brussel | Civil registration marriages |
| Pierre Louis Neefs | Father | 1831 | Rotterdam | Civil registration births |
| Pierre Louis Neefs | Owner | 1832 | Middelburg | Cadastre |
| Pierre Louis Neefs | Witness | 1816 | Leuven | Civil registration marriages |
| Pierre Louis Neefs | Owner | 1832 | Middelburg | Cadastre |
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