Hardbat Champions
| | Nationals | Doubles | Open | Doubles |
North American |
| 2010 |
| | C.Ko | Gordon/Turberville | L.Hodges |
| 2009 |
T.Runyan | Hoff/Gordon | T.Runyan | Ngo/Gordon | H.Kamkar-Parsi |
| 2008 |
T.Runyan | Ngo/Gordon | T.Runyan | Ngo/Gordon | Shigang Yang |
| 2007 |
T.Runyan | Ngo/Gordon | F.Gabriel | Huermann/Huermann | Eric Owens |
| 2006 |
L.Ngo | Berger/Chui | L.Yip | | Eric Owens |
| 2005 |
L.Yip | Kelly/Mack | L.Yip | Rosenzweig/Lehman | D. Rosenzweig |
| 2004 |
C.Roberts | Kelly/Mack | L.Yip | Leibowitz/Berger | Keith Evans |
| 2003 |
L.Yip | Hodges/Berger | L.Yip | Jain/Jarema | |
| 2002 |
L.Yip | Hodges/Berger | J.Butler | Hodges/Berger | |
| 2001 |
L.Yip | Hodges/Berger | L.Yip | Hodges/Hoff | |
| 2000 |
S.Berger | Hodges/Hoff | T.Hoff | Hodges/Hoff | |
| 1999 |
T.Hoff | May/Masters | T.Hoff | Hodges/Hoff | |
| 1998 |
T.Hoff | Hodges/Hoff | D.Seemiller | Hodges/Hoff | |
| 1997 |
M.Reisman | | | | |
| 1996 |
| | | | |
| 1995 |
| | | | |
| 1994 |
| | | | |
| 1993 |
| | | | |
| 1992 |
| | L.Hodges | | |
| 1991 |
L.Hodges | | | | |
| 1990 |
| | | | |
| 1989 |
| | | | |
| 1988 |
| | | | |
| 1987 |
| | | | |
| 1986 |
| | H.Bozorgzadeh | | |
| 1985 |
H.Bozorgzadeh | | L.M.Chui | | |
| 1984 |
R.Byles | | D.Doyle | | |
| 1983 |
D.Doyle | | D.Doyle | | |
| 1982 |
S.Boggan | | S.Boggan | | |
| 1981 |
D.Doyle | | L.M.Chui | | |
| 1980 |
D.Doyle | | | | |
| 1979 |
D.Doyle | | | | |
| 1978 |
L.M.Chui | | | | |
| 1977 |
F.Huermann | | F.Huermann | | |