Herschel Junior Walker (born March 3, 1962) is an American politician and former football running back who won the Heisman Trophy and Maxwell Award in 1982 and later played 15 years of professional football in the United States Football League (USFL) and National Football League (NFL). Off the field, he was the Republican nominee in the 2022 United States Senate election in Georgia.

In December 2024, Donald Trump nominated Walker to serve as Ambassador to the Bahamas.