# Sir John Heydon

> English Royalist military commander and mathematician

**Wikidata**: [Q16225826](https://www.wikidata.org/wiki/Q16225826)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/John_Heydon_(soldier))  
**Source**: https://4ort.xyz/entity/sir-john-heydon


## References

1. HMML Authority File