Walter was born about 1904, the son of Ferdinand Engelbert 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 Herbert Gunter (c1929-?) and Helmut Heinz (c1931-?).
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| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Birth | ABT 1904 |