A.J. McLean AKA Alexander James "Alex" McLean, is an American musician and singer, he has a net worth of $45 million. A.J. McLean has earned his net worth as a singer in the group the Backstreet Boys. He was born in West Palm Beach, Florida, and he is of Cuban descent. He created a character, named "Johnny NoName", to use as his alter ego. His has suffered from drug and alcohol addiction.