| Name | Role | Place | Source | |
|---|---|---|---|---|
| Arthur Pierre Joseph Solvay | Groom | 1867 | Sint-Gillis | Civil registration marriages |
| Arthur René Joseph Solvay | Father of bride | 1900 | Sint-Gillis | Civil registration marriages |
| Arthur Solvay | Witness | 1874 | Sint-Gillis | Civil registration marriages |
| Arthur Solvay | Witness | 1873 | Sint-Gillis | Civil registration marriages |
| Arthur Solvay | Witness | 1870 | Brussel | Civil registration marriages |
| Arthur Solvay | Witness | 1884 | Sint-Gillis | Civil registration marriages |
| Arthur Solvay | Witness | 1870 | Elsene | Civil registration marriages |
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