Of Latin origin.
Isabel is the Medieval form of Elizabeth.
It became common among the royalty during the 12th century.
When Isabella of Angoulême married King John in the 13the century, it became popular in England too.
It was the name of many royals during the Middle Ages, including spouses of kings in France, Hungary and Portugal.
Isabella I of Castile was a powerful bearer of the name. She supported and financed Christopher Columbus’s 1492 voyage that led to the opening of the New World and, of course, the discovery of a new continent, America.
Famous bearers are Isabella Rossellini, Isabel Allende, Isabella Leong, Isabella Summers, Isabella Pajardi, Isabella Blake-Thomas
Isabella is a popular name in United States, Canada, England and Wales, Australia, New Zealand, Scotland and Denmark.