What does Rudy mean?
Rudy has 1 feminine form: Rudi.
Rudy is a very prominent first name for males (#359 out of 1220, Top 29%) and also a very prominent surname for all people (#4473 out of 150436, Top 3%). (2000 U.S. Census)
Presented below is the baby name popularity of Rudy for boys. Rudy entered the list in 1900-1909 and reached its highest rank of #281 in the U.S. during the years 1940-1949, and is at #866 presently. (Top 1000 Birth Names Statistics, 2014)
Below is a graphed comparison of the popularity of Rudy and affiliated names. Dolph, Raoul, Rodolfo (#945 the previous year), Rolf, Rollo, Rudolf and Rudolph are the prominent varying forms of Rudy (#866 the previous year). These boy names were at the peak of their popularity during the years 1950-1959 (usage of 0.2614%) and are now much less widespread (usage 0.0236%, down 91%), with the versions Rodolfo, Rudolf, Rudolph and Rudy becoming less fashionable. (Top 1000 Birth Names Statistics, 2014)