The name Sonny is a popular name and parents adore it due to its significance on the character. Sonny name meaning is A Young Boy; Son; A Nickname and Given Name; Youngster; Like a Bear and it associate lucky number is 6. Sonny is a versatile name that has been popular in the English-speaking world for many decades and Sonny name meaning is also deep. Find out the pronunciation of Sonny and other well-known baby names that sound similar to Sonny in the United States of America (USA).