 | Kolonel Constantin Ollongren (1828-1874) 
|
Alexandra Petrovna Okonisjnikov (1838- ) |
| Peter Ollongren (1858- ) |
Elizabeth Ollongren (1862- )  |
| Kolonel Vladimir Ollongren (1867-1943) |
| Alexander Ollongren (1869-1873) |
| Minister of State Constantin Ollongren (1860-1920)
|
| Catharina Ollongren (1889- ) |
| Alexander Ollongren (1891- ) |
| Jully Ollongren (1893- ) |
| Constantin Ollongren (1894- ) |
| Nikolai Ollongren, (1896-1917) |
| Mikael Ollongren (1900- ) |
