Siegfried was born about 0910, the son of unknown parents. The place is not known.
He died about 0958. The place is not known.
His wife is not known. They were married, but the date and place have not been found. Their only known child was Adalbert-Atto (c0940-0988).
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Birth | ABT 0910 |
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| Death | ABT 0958 |
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