Archduke Rudolf of Austria (d. 1831)
Rudolph Johann Joseph Rainier, Archduke of Austria, Prince Royal of Hungary and Bohemia, Cardinal-Archbishop of Olomouc (8 January 1788 – 24 July 1831), was a member of the House of Habsburg-Lorraine, and an Austrian clergyman and noble. He was consecrated as Archbishop of Olomouc (Olmütz) in 1819 and became cardinal in the same year. Rudolph is known for his patronage of the arts, most notably as sponsor of Ludwig van Beethoven, who dedicated several of his works to him.