# Semyon Firin

> Soviet secret service member (1898–1937)

**Wikidata**: [Q4484960](https://www.wikidata.org/wiki/Q4484960)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Semyon_Firin)  
**Source**: https://4ort.xyz/entity/semyon-firin


## References

1. Czech National Authority Database
2. CiNii Research
3. Virtual International Authority File
4. National Library of Israel Names and Subjects Authority File