# Ronald DeFeo Jr.

> American mass murderer (1951–2021)

**Wikidata**: [Q933143](https://www.wikidata.org/wiki/Q933143)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Ronald_DeFeo_Jr.)  
**Source**: https://4ort.xyz/entity/ronald-defeo-jr


## References

1. [Source](https://nypost.com/2021/03/15/amityville-horror-killer-ronald-defeo-dead-in-prison-at-69/)
2. Virtual International Authority File
3. Freebase Data Dumps. 2013
4. The Movie Database