Halfdan I. af Danmark340–
- Name
- Halfdan I. af Danmark
Halfdan I. von Dänemark
- Name
- Halfdan I. von Dänemark
- Type
- also known as
| Birth | estimated a gap of 25 years about 340 |
| Birth of a son #1 | Frolaf III. af Danmark about 365 (Age 25 years) |
| Family with Alov n |
| himself |
Halfdan I. af Danmark Birth: estimated a gap of 25 years — about 340 |
| wife |
Alov n Birth: estimated a gap of 25 years — about 340 |
| son |
Frolaf III. af Danmark Birth: estimated a gap of 25 years — about 365 25 25 |