What does Hieronimus mean?
Hieronimus is an uncommon first name for men. Hieronimus is an equivalently unique surname too for both adults and children. (2000 U.S. Census)
Displayed below is a comparison of the usage of the boy name Hieronimus and related names. Prominent variation forms of Hieronimus (#unlisted) are Gerry, Jairo (#865 the previous year), Jerome (#807) and Jerry (#451). Usage of this boy name reached its peak during 1950-1959 and is now significantly lower, with the versions Gerry, Jairo, Jerome and Jerry becoming less fashionable. (Top 1000 Birth Names Statistics, 2014)