Shelby is happily married to Caroline Rose Mann Gross. They have two sons, Manny and Coleman, who are both registered under Billy Stanick White Rock Boxing, sanctioned by USA Boxing. Shelby is training his two sons at an early age, and they both love boxing.
Shelby has won five Tough Man Championships. Three in South Carolina, one in Georgia, and one in North Carolina. He fought Kelvin Hudson, World Kickboxing Champion, in a Tough Man bout and won the championship. His pro boxing record was 16-5-0. He fought many great fighters who were champions. Some of the fighters include Dale Brown, Robert Daniels, Bobby Gunn, and Michael Moorer who was Heavyweight Champion of the World. He stopped Bobby Gunn in the second round for the vacant International Boxing Association Cruiserweight Title.
Shelby Gross was recognized on the South Carolina State House floor by then Lieutenant Governor Andre Bauer