Johannes Dettenborn1888–
- Name
- Johannes Dettenborn
| Birth | May 14, 1888 25 25 |
| Family with parents |
| father |
August Dettenborn Birth: estimated a gap of 25 years — about 1863 |
| mother |
Sophie n Birth: estimated as equal to husband's birth year — about 1863 |
|
Marriage: — |
|
| himself |
Johannes Dettenborn Birth: May 14, 1888 25 25 |
|
-10 years elder brother |
Voldemar Dettenborn Birth: July 17, 1878 15 15 — Pärnu, Estonia |
| Family with Katharina Wiederhold |
| himself |
Johannes Dettenborn Birth: May 14, 1888 25 25 |
| wife |
Katharina Wiederhold Birth: June 15, 1886 17 17 — Vladikavkaz, Severnaja Osetija Republic, Russia |