The name Adallyn is a popular name and parents adore it due to its significance on the character. Adallyn name meaning is Of The Nobility , Serene , Of Good Humor and it associate lucky number is 6. Adallyn is a versatile name that has been popular in the English-speaking world for many decades and Adallyn name meaning is also deep. Find out the pronunciation of Adallyn and other well-known baby names that sound similar to Adallyn in the United States of America (USA).