Information
- Mode of Ennoblement
- Incorporation
- Year of Ennoblement
- 2002
- Noble Title
- Untitled
- About the family
This information is not currently available.
- References
This family has no references yet.
Created & maintained byJens Henrik de Niesj.de.nies@worldofnobility.com
Ollongren is the Russian branch of an old noble Finnish family, one of whose members was incorporated into the Dutch nobility in 2002.