Lionel, of Latin origin, means "little lion." It has been used as a given name since the Middle Ages but gained significant popularity during the late 19th and early 20th centuries, particularly in France and English-speaking countries. The name is often associated with royalty due to its historical usage among European nobility. Today, Lionel continues to be a popular choice for parents seeking a classic yet unique name for their sons. Notable figures sharing this name include French footballer Lionel Messi and British musician Lionel Richie.
The name Lionel was popular during the early to mid-twentieth century, with a peak in popularity between 1981 and 1986 when there were nine births annually.