Chamillionaire is the stage name of Hakeem Seriki, an American rapper, entrepreneur, and investor. He gained fame in the mid-2000s with his hit single "Ridin'," which topped the Billboard Hot 100 chart. Known for his unique blend of Southern hip-hop and catchy hooks, Chamillionaire has received several awards, including a Grammy Award for Best Rap Performance. In addition to his music career, Chamillionaire is also recognized for his business ventures and investments in technology startups. He has been involved in various philanthropic efforts, focusing on education and community development, showcasing his commitment to making a positive impact beyond music.