Stephanie, Stefa (also used in Polish), Stepania (also used in Russian). Other English forms include the shortenings Stef, Steph, Stepha, and Stephi, the familiar forms Fanny (also used in French), Steffi (also used in German, and Greek), Steffie, Stefi, Stevey, Stevi, and Stevie, and the spelling variants Stefanie (also used in French, and German).
Forms used in foreign languages include the Spanish Estebana, the Portuguese Estefana, the Spanish Estefani, the Spanish Estefanía, the Greek Stamatios, the Greek Stefana, the Russian Stefanida, the Polish Stefcia, the Czech and Polish Stefka, the Russian Stepa, the Russian Stepanida, the Russian Stepanyda, the German Stephanine, the Russian Stesha, the Russian Steshka, the French Stéphanie. The familiar forms Faina (Russian), Fania (Italian), and Panya (Russian), and the spelling variant Stefani (German and Italian) are other foreign forms.