# Otto Siffling

> German footballer (1912-1939)

**Wikidata**: [Q701770](https://www.wikidata.org/wiki/Q701770)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Otto_Siffling)  
**Source**: https://4ort.xyz/entity/otto-siffling


## References

1. Faceted Application of Subject Terminology
2. Transfermarkt
3. Freebase Data Dumps. 2013
4. Integrated Authority File