Count Rudolph von Apponyi (1 August 1812 – 31 May 1876) was an Austro-Hungarian diplomat and Ambassador to London.

As his father, Rudolph entered the Austrian diplomatic service and held important positions in the course of his career.

Afterwards he became Austro-Hungarian Ambassador to Paris (13 December 1871 – 30 April 1876).

He married on 10 May 1840 in Saint Petersburg Anna Alexandrovna von Benckendorff (1818–1900), daughter of Russian general Count Alexander von Benckendorff.

The couple had Two Children: Biography in Biographisches Lexikon des Kaiserthums Oesterreich