Hartmann was the son of unknown parents. The date and place of his birth have not been found.
He died in 1250. The place is not known.
His wife was Margherita di Savoia, who he married in 1218. The place has not been found. They had no known children.
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Death | 1250 |
|
| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | graf von Kyburg |