Hayes St Leger, 2nd Viscount Doneraile
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Doneraile was the son of St Leger St Leger, 1st Viscount Doneraile, and the great-grandson of Arthur St Leger, 1st Viscount Doneraile. Like his father, he served in the Irish House of Commons as the Member of Parliament for Doneraile, between 1777 and 1787. He inherited his father's title on 15 May 1787 and assumed his seat in the Irish House of Lords. He married Charlotte Bernard, the daughter of James Bernard and Esther Smith, on 3 September 1785, and together they had three children.
- Brydges, Egerton (1817). "Hayes St. Leger, Viscount Doneraile". A biographical peerage of Ireland, in which are memoirs and characters of the most celebrated persons of each family. J. Nichols. p. 272.