# Grand Duke's Official Birthday

> the annual national holiday of Luxembourg

**Wikidata**: [Q1651570](https://www.wikidata.org/wiki/Q1651570)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Grand_Duke's_Official_Birthday)  
**Source**: https://4ort.xyz/entity/grand-duke-s-official-birthday


## References

1. Freebase Data Dumps. 2013