# Eustachy Seweryn Sapieha

> Polish officer (1916-2004)

**Wikidata**: [Q11697372](https://www.wikidata.org/wiki/Q11697372)  
**Source**: https://4ort.xyz/entity/eustachy-seweryn-sapieha


## References

1. Q122382124
2. IdRef
3. Czech National Authority Database
4. Integrated Authority File
5. LIBRIS. 2013
6. Sejm-Wielki.pl