Harry Mozley Stevens ( 1856 -- 1934 ) was a food concessionaire from Derby , England who has been variously attributed as the inventor of the hot dog .
Harry Mozley Stevens ( 1856 -- 1934 ) has nevertheless been credited with being America 's foremost ballpark concessionaire .
Harry Mozley Stevens ( 1856 -- 1934 ) was a food concessionaire from Derby , England who has been variously attributed as the inventor of the hot dog , but has nevertheless been credited with being America 's foremost ballpark concessionaire .