Rudy \r(u)-dy\ as a boy's name is pronounced ROO-dee. Short form of Rudolph and other Rud- names. Singer Rudy Vallee; fashion designer Rudi Gernreich; New York City mayor Rudy Giulani.
Rudy has 3 variant forms: Rudee, Rudelle and Rudi.
Baby names that sound like Rudy are Rudd and Rudey.