If you have information about this name, share it in the comments area below!
Wiki information Szvetiszl:
Iván Petrovich was a Serbian film actor and singer. Born Svetislav Petrović, he entered film business at the end of World War I. In the 1920s he made several Hollywood silent films for director Rex Ingram, including The Magician, The Garden of Allah...
Szvetiszláv Sasics is a Hungarian former modern pentathlete. He competed at the 1976 Summer Olympics winning a bronze medal in the team event.