Fred Warner is an American football linebacker for the San Francisco 49ers of the National Football League (NFL) ). He was born on November 19, 1996, in San Marcos, California to Laura and Fred Warner, the eldest of two sons and one daughter. He is half Mexican-American from his mothers side, and half-African American and Panamanian from his fathers side). Therefore, Fred Warners nationality is American, but he has a mixed ethnic background.