Stiofán is probably the most common today.
Stephen is an Irish name, but it is translated from the irish gaelic name of stiofain it is popular in Ireland because of St. Stephen, in both spellings, Stephen and Steven. Stiofán is the Irish Gaelic form of the name.
The meaning of the name Steven is Crown The origin of the name Steven is Greek
Steven Edell's birth name is Steven Louis Edell.
Steven Kozlowski's birth name is Steven Joseph Kozlowski.
Steven Soderbergh's birth name is Steven A. Soderbergh.
Steven Sprung's birth name is Steven Sprung.
Steven Strait's birth name is Steven A. Strait.
Steven Rathman's birth name is Steven Mills.
Steven Ameche's birth name is Steven Amici.
Steven Seagal's full name is Steven Frederic Seagal.
Steven Schlozman's birth name is Steven C Schlozman.
Steven Seagal's birth name is Steven Frederic Seagal.