Question: What is the date of death of Henry Fitzgerald-De Ros, 21St Baron De Ros's father?
Sentence (from "Henry FitzGerald-de Ros, 21st Baron de Ros"): Henry William FitzGerald-de Ros, 21st Baron de Ros (12 June 1793 – 28/29 March 1839) was a British nobleman, the son of Lord Henry FitzGerald and his wife Charlotte FitzGerald-de Ros, 20th Baroness de Ros.
Relevant evidence: Yes