"Rudolf." YourDictionary, n.d. Web. 15 October 2018. <http://www.yourdictionary.com/rudolf>.
Rudolf. (n.d.). Retrieved October 15th, 2018, from http://www.yourdictionary.com/rudolf
Austrian crown prince, heir to Francis Joseph I, who was found dead with his mistress in Mayerling, his hunting lodge near Vienna. The event spawned numerous rumors and remains a mystery, although it was officially declared a double suicide.