As an English Christian name, Levi came into use after the Protestant Reformation.
As an English name it did not become common until after the Protestant Reformation, despite a handful of early examples during the Middle Ages. It was however used earlier on the European continent, being borne by several European royals, such as the 9th-century Judith of Bavaria.
A famous bearer was the Cuban-French writer Anaïs Nin (1903-1977), known for her diaries.