Family: Hans Jefsen / Ketty (F1934)
 | Jef Hansen Jefsen (1903-1955) 
|
 | Cathrine Marie Nielsen (1909-2012)
|
 | Christa Jefsen (1935-2018) |
 | Thyge Nielsen Jefsen (1943- ) |
 | Hans Jefsen (1937- )
|
 | Hans Martin Jefsen (1964- ) |
| Jef Hansen Jefsen (1903-1955)
|
| Cathrine Marie Nielsen (1909-2012)
|
| Christa Jefsen (1935-2018) |
| Thyge Nielsen Jefsen (1943- ) |
| Hans Jefsen (1937- )
|
| Hans Martin Jefsen (1964- ) |