The name Rianna is a popular name and parents adore it due to its significance on the character. Rianna name meaning is The Little Ruler , Little King and it associate lucky number is 3. Rianna is a versatile name that has been popular in the English-speaking world for many decades and Rianna name meaning is also deep. Find out the pronunciation of Rianna and other well-known baby names that sound similar to Rianna in the United States of America (USA).