/ Dictionary / Index R Rudolf I: Meaning and Definition of Find definitions for: Ru•dolf I Pronunciation: (r'dolf Ger. r'dôlf&hasp), [key] 1218–91, king of Germany and emperor of the Holy Roman Empire 1273–91: founder of the Hapsburg dynasty. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Rudolf Rudolph Related Content Daily Word Quiz: diaphanous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language