Heinrich was born about 1885, the son of Hubert Peter Dumont but his mother is unknown. The place is not known.
His wife is not known. They were married, but the date and place have not been found. Their two known children were Hubert Heinrich (c1920-?) and Josef Anton (c1922-?).
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| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Birth | ABT 1885 |