Siegismund was born in 1429 in Ossiach, Kärnten, Österreich, the son of unknown parents.
His wife is not known. They were married, but the date and place have not been found. Their only known child was Florentine (c1445-?).
| Event | Date | Details | Source | Multimedia | Notes | ||
|---|---|---|---|---|---|---|---|
| Birth | 1429 |
|