# Jan Jakob Maria de Groot

> Dutch linguist (1854-1921)

**Wikidata**: [Q555904](https://www.wikidata.org/wiki/Q555904)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/J._J._M._de_Groot)  
**Source**: https://4ort.xyz/entity/jan-jakob-maria-de-groot


## References

1. BnF authorities
2. Leidse Hoogleraren
3. Integrated Authority File
4. Virtual International Authority File
5. CiNii Research
6. [Source](https://kalliope-verbund.info/DE-611-BF-110230)
7. Internet Speculative Fiction Database
8. Brockhaus Enzyklopädie
9. La France savante
10. KNAW Past Members
11. Freebase Data Dumps. 2013
12. National Library of Israel Names and Subjects Authority File