# Johan Bernard Ubbink

> Dutch university teacher

**Wikidata**: [Q63004196](https://www.wikidata.org/wiki/Q63004196)  
**Source**: https://4ort.xyz/entity/johan-bernard-ubbink


## References

1. Catalogus Professorum Academiae Rheno-Traiectinae
2. Leidse Hoogleraren
3. The Righteous Among the Nations Database