In medieval Provençal, Elizabeth became Isabel .
The most prominent historical figure associated with these variations is (1474–1539), the Marchioness of Mantua. Often referred to by various iterations of her name in historical texts (including Isabelle in French contexts), she was a central figure of the Italian Renaissance. Isabella D (Isabella B, Isabelle, Ella C, Ella,...
This is the standard French variation, which later became popular in English-speaking countries. In medieval Provençal, Elizabeth became Isabel