Rudolph \r(u)-dol-ph, rud(o)-lph\ as a boy's name is pronounced ROO-dolf. It is of Old German origin, and the meaning of Rudolph is "famous wolf". Name of the red-nosed reindeer. Rudolfo is a Spanish form. Actor Rudolph Valentino; ballet celebrity Nureyev.
A baby name that sounds like Rudolph is Rodolf.