Akbar Oluwakemi-Idowu Gbajabiamila (born May 6, 1979) is a former professional American football player in the National Football League (NFL) who is a commentator on the American Ninja Warrior television series. He is also a sports analyst for the NFL Network. Gbajabiamila grew up in the Crenshaw district of Los Angeles with his mother and father, both of whom were born and raised in Nigeria, and his six siblings. Among his siblings is Green Bay Packers defensive end Kabeer Gbaja-Biamila. Gbajabiamila released his first book, Everyone Can Be a Ninja on May 7, 2019.