AZ - Anthony Cruz
Royce Da 5'9 - he used to wear a pendant with an R on it, and a friend of his said it looked the logo from Rolls Royce, so he started getting called royce. 5'9 comes from:
"Actually, my name came from my height because I played basketball in high school, so every year on the roster it said 5'9". My man June started calling himself the 5'9", I started calling myself the 5'9". "