Rudolph or Rudolf may refer to:
People Rudolph (name), the given name including a list of people with the name
Religious figures Rudolf of Fulda (died 865), 9th century monk, writer and theologian Rudolf von Habsburg-Lothringen (1788–1831), Archbishop of Olomouc and member of the House of Habsburg-Lorraine
Royalty and nobility Rudolph I (disambiguation) Rudolph II (disambiguation) Rudolph III (disambiguation) Rudolph of France (died 936) Rudolph I of Germany (1218–1291) Rudolf II, Holy Roman Emperor (1552–1612) Rudolph, Prince of Anhalt-Zerbst (1576–1621) Rudolf, Crown Prince of Austria (1858–1889), son and heir of Emperor Franz Joseph I of Austria and Empress Elisabeth of Austria (died at Mayerling)
Places Rudolph Glacier, Antarctica Rudolph, South Dakota, US Rudolph, Wisconsin, US, a village Rudolph (town), Wisconsin, adjacent to the village Rudolf Island, northernmost island of Europe Lake Rudolf, now Lake Turkana, in Kenya
Art, entertainment, and media Fictional entities Rudolph the Red-Nosed Reindeer, one of Santa Claus's reindeer Rudolph Farnsworth, a minor villain in the television series Kim Possible Rudolph, alternate name for Gossamer, a Looney Tunes character
fr:Rodolphe ja:ルドルフ