DSR National Champions |
| Year | Driver | Chassis | Engine | Track |
| 2005 | Mark Jaremko (3) | Stohr WR1 (4) | Yamaha YZF R1 | Mid-Ohio |
| 2004 | John Hill | Stohr (3) | Yamaha YZF R1 | Mid-Ohio |
| 2003 | Mark Jaremko (2) | Stohr (2) | Yamaha YZF R1 | Mid-Ohio |
| 2002 | Mark Jaremko | Stohr | Yamaha YZF R1 | Mid-Ohio |
| 2001 | Marc Hoover | Cheetah SR1 (3) | Mazda GLC 1300cc | Mid-Ohio |
| 2000 | Al Beasley Jr. | Bease-Decker (6) | Yamaha | Mid-Ohio |
| 1999 | Bruce Sunseri | Cheetah SR1 (2) | Kawasaki ZX10/11 | Mid-Ohio |
| 1998 | Travis Duder (5) | Cheetah SR1 | Nissan A/E series | Mid-Ohio |
| 1997 | Michael Reupert (2) | Lola T-540 (2) | AMW | Mid-Ohio |
| 1996 | David Kaiser | LeGrand Mk25 | Suzuki GSXR-1100 | Mid-Ohio |
| 1995 | David Kaiser | LeGrand Mk25 | Suzuki GSXR-1100 | Mid-Ohio |
| 1994 | David Kaiser | LeGrand Mk25 | Suzuki GSXR-1100 | Mid-Ohio |
| 1993 | Travis Duder (4) | Crossle (4) | Nissan A series | Road Atlanta |
| 1992 | Travis Duder (3) | Crossle (3) | Nissan A series | Road Atlanta |
| 1991 | Travis Duder (2) | Crossle (2) | Nissan A series | Road Atlanta |
| 1990 | Michael Reupert | Lola T-540 | AMW? | Road Atlanta |
| 1989 | Travis Duder | Crossle | Nissan A series | Road Atlanta |
| 1988* | Al Beasley Sr. | Bease-Decker (5) | Road Atlanta | |
| 1987 | Paul Decker (4) | Decker Mk1/2 (4) | AMW | Road Atlanta |
| 1986 | Paul Decker (3) | Decker Mk1/2 (3) | AMW | Road Atlanta |
| 1985* | Paul Decker (2) | Decker Mk1/2 (2) | Ocelot(?) Suzuki | Road Atlanta |
| 1984 | Tom Jagemann | Lola | Road Atlanta | |
| 1983 | Jeff Miller (4, 5 OA) | Wynnfurst (4) | Kohler(?) | Road Atlanta |
| 1982 | Paul Decker | Decker (model?) | Road Atlanta | |
| 1981 | Jeff Miller (3, 4 OA) | Wynnfurst (3) | Kohler(?) | Road Atlanta |
| 1980 | Jerry Smith | LeGrand (3) | Road Atlanta | |
| 1979 | Dave Leeson (2) | LeGrand (2) | Road Atlanta | |
| 1978 | Dave Leeson | LeGrand | Road Atlanta | |
| 1977 | Jeff Miller (2) | Wynnfurst (2) | Kohler(?) | Road Atlanta |
| 1976 | Jeff Miller | Wynnfurst | Kohler(?) | Road Atlanta |
| 1975 | Kendall Noah | Ocelot (2) | Ocelot Suzuki | Road Atlanta |
| 1974 | Bob Marshall | Quasar | Ocelot(?) Suzuki | Road Atlanta |
| 1973 | Ronald Dennis | Ocelot | Road Atlanta | |
| 1972 | Harry Stephenson (2) | Maru (2) | Road Atlanta | |
| 1971 | Harry Stephenson | Maru | Road Atlanta | |
| 1970 | Marvin Thompson | Bobsy | Road Atlanta | |
| 1969 | Eric Kerman | Arachnid | Daytona | |
| 1968 | Fred Plotkin | Kangaroo-Abarth | Abarth | Riverside |
| prior | H Modified preceded as the class which led to DSR's development in 1968. | |||
| Additional notes: | ||||
| 1988 | Al Beasley Sr. also won the President's Cup. It was a year for old age and treachery; 62-year-old Beasley won D Sports Racing in a runaway driving the Bease-Decker II. | |||
| 1985 | Paul Decker also won the President's Cup. Driving a car he designed and built himself, the Decker 1\2, he posted a runaway victory in D Sports Racing. | |||