Johann was born on 31 JUL 1932, the son of unknown parents. The place is not known.
His wife was Birgitta av Sverige, who he married on 25 MAY 1961. The place has not been found. Their three known children were Carl Christian (1962-?), Desiree Margaretha Victoria (1963-?) and Hubertus Gustaf Adolf (1966-?).
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Birth | 31 JUL 1932 |
|
| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | Prince |