# Marco Boncompagni Ottoboni, Duke of Fiano (1741–1818)

> painting by Giovanni Domenico Porta

**Wikidata**: [Q133842150](https://www.wikidata.org/wiki/Q133842150)  
**Source**: https://4ort.xyz/entity/marco-boncompagni-ottoboni-duke-of-fiano-1741-1818-