Editing Henry Benedict Stuart (section)

===Titles as cardinal===
{{Unreferenced section|date=February 2023}}
During his life, Cardinal Stuart was assigned the following ''[[Diaconia]]'' and ''[[Titulus (Roman Catholic)|Tituli]]'':
* 13 July 1747 [[Cardinal Deacon]] of [[Santa Maria in Campitelli|Santa Maria in Portico]]
* 16 September 1748 [[Cardinal Priest]] of Santa Maria in Portico
* 18 December 1752 Cardinal Priest of [[Santi XII Apostoli]]
* 12 February 1759 Cardinal Priest of [[Santa Maria in Trastevere]]
* 13 July 1761 [[Cardinal Bishop]] of [[Roman Catholic Suburbicarian Diocese of Frascati|Frascati]]
* 14 January 1763 ''Comendatario'' of [[San Lorenzo in Damaso]] (proper of the cardinal vice-chancellor, held in addition to the suburbicarian sees)
* 26 September 1803 Cardinal Bishop of [[Roman Catholic Suburbicarian Diocese of Ostia|Ostia e Velletri]] (proper of the dean of the Sacred College of Cardinals)

In March 1774 he became Sub-dean, and on 15 September 1803&nbsp;– [[Dean of the Sacred College of Cardinals]].

He was a cardinal elector in the [[papal conclave]]s of [[papal conclave, 1758|1758]], [[papal conclave, 1769|1769]], [[papal conclave, 1774–1775|1774–75]] and [[papal conclave, 1799–1800|1799–1800]].