# Johann I

> Son of Countess Elisabeth von Rapperswil, Count of Habsburg-Laufenburg and the House of Rapperswil

**Wikidata**: [Q1694674](https://www.wikidata.org/wiki/Q1694674)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Johann_I_(Habsburg-Laufenburg))  
**Source**: https://4ort.xyz/entity/johann-i


## References

1. Genealogics
2. Catalog of the German National Library