# The Hon. Frederick William Robert Stewart, later Viscount Castlereagh and 4th Marquess of Londonderry (1805-1872), aged 11

> painting by after Sir Thomas Lawrence, PRA

**Wikidata**: [Q52240118](https://www.wikidata.org/wiki/Q52240118)  
**Source**: https://4ort.xyz/entity/the-hon-frederick-william-robert-stewart-later-viscount-castlereagh-and-4th-marquess-of-londonderry-1805-1872-aged-11


## References

1. [Source](http://www.nationaltrustcollections.org.uk/object/1542318)