Many are simple, average American names and some are very indicative of the actor/actresses culture. But no matter why they changed their names, their new stage names defiantly worked for them. Don't you think?
Hedy Lamarr = Hedwig Eva Maria Kiesler
Gary Cooper = Frank James Cooper
Carole Lombard = Jane Alice Peters
Bing Crosby = Harry Lillis Crosby
Joan Crawford = Lucille Fay LeSueur
Boris Karloff = William Henry Pratt
Judy Garland = Frances Ethel Gumm
George Burns = Nathan Birnbaum
Joan Fontaine = Joan de Beauvoir de Havilland
Dean Martin = Dino Crocetti