Omar Trevino goes by Pi.
Omar Alfanno's birth name is Omar Enrique Alfanno Velzquez.
Omar Chaparro's birth name is Omar Rafael Chaparro Alvidrez.
Orianthi goes by Ori.
Avicii goes by Avicii.
Omar Fye goes by Omme.
Omar Trevino goes by Pi.
Omar Shakir goes by Oz.
Omar Boflot goes by BoFLoT.
Omar Narvaez goes by El Huracn.
Omar Sivori went by El cabezon.
Omar Jasso went by El Mocosn.
Omar Meza goes by The Big O.
Omar Scott Benjamin goes by OB.
Omar Gonzalez Gamez goes by Omargonzalez1.
Omar Bin Haider goes by Mr. BinHaider, and Omz.
Don Omar goes by D. O., El Rey, and King of Kings.