| Name | Role | Place | Source | |
|---|---|---|---|---|
| Irma Mathilde Pierseaux | Mother | 1880 | Leuven | Civil registration births |
| Irma Mathilde Pierseaux | Mother of bride | 1903 | Leuven | Civil registration marriages |
| Irma Mathilde Pierseaux | Mother | 1869 | Leuven | Civil registration births |
| Irma Mathilde Piérseaux | Mother of groom | 1883 | Leuven | Civil registration marriages |
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