# Ottora Haas-Heye

> German noblewoman, mother of Rosita Spencer-Churchill, Duchess of Marlborough (1910-2001)

**Wikidata**: [Q75392939](https://www.wikidata.org/wiki/Q75392939)  
**Source**: https://4ort.xyz/entity/ottora-haas-heye


## References

1. The Peerage
2. [Source](http://www.genealogics.org/getperson.php?personID=I00015048&tree=LEO)
3. Sejm-Wielki.pl