Julian is a common male given name derived from the Latin name Julianus, which means "youthful" or "downy." It has been used since ancient times and is associated with several historical figures, including Saint Julian, a Christian martyr. The name is popular in various cultures and languages, often appearing in different forms, such as Julio in Spanish and Jules in French. In modern times, Julian is often used as a first name in many countries, reflecting a blend of tradition and contemporary appeal. It is also associated with notable individuals, such as Julian Assange, the founder of WikiLeaks, and Julian Lennon, a musician and son of John Lennon.