Ilsa is the German variant of Elizabeth, and it making a comeback in Europe. It’s beautiful and distinctly European, most associated with Ingrid Bergman’s character in Casablanca. The Il- spelling might throw people off, having them opt for the alternate spelling of Elsa.
Telsa, Lizette, Lizbeth, Lizbet, Liza, Liz, Lise, Liezel, Liesl, Libby, Elli, Eliza, Betty, Bettina, Beth, Bess
Lyzbeth, Lizabeth, Lisabeth, Lisabet, Elsa, Elisabeth