Sidney Walker, better known as Beau Jack, (April 1, 1921 – February 9, 2000), was an American lightweight boxer and two-time world champion. One of the most popular fighters during the War Years, he headlined at Madison Square Garden on twenty one occasions, a record that still stands.
Called “The greatest lightweight ever” by Cus D'Amato, trainer and manager of fighters such as Floyd Patterson, José Torres and Mike Tyson.