Belgian nobleman, the son of the sixth duke; he was at the Duchess of Richmond's ball the night before Waterloo.

REFERENCES TO Prosper Louis, duc d' Arenberg:

Thomas Creevey to Elizabeth Ord, 9 May 1823 in The Creevey Papers: A Selection from the Correspondence & Diaries of the late Thomas Creevey, M.P. (London: John Murray, 1903)