# Martin Haefner

> Swiss former billionaire heir, the son of Walter Haefner

**Wikidata**: [Q22004722](https://www.wikidata.org/wiki/Q22004722)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Martin_Haefner)  
**Source**: https://4ort.xyz/entity/martin-haefner


## References

1. Base de données des élites suisses