| Year | Location | Open Division Champions | Women's Division Champions |
|---|---|---|---|
| 1988 | Kaiser High School | Hulaguns | |
| 1989 | Kapiolani Park | Hulaguns | |
| 1990 | Kapiolani Park | Gang of Haolies | Ultimate Wahine |
| 1991 | Waimanalo Polo Club | Gang of Haolies | Birds of Paradise |
| 1992 | Waimanalo Polo Club | Nektor Hagen Wave of Bliss | California All Stars |
| 1993 | Mokuleia Polo Club | Nektor Hagen Wave of Bliss | Whirled Peas |
| 1994 | Mokuleia Polo Club | Nektar Hagen | Whirled Peas |
| 1995 | Kapiolani Park | Nektar Hagen | Northwest Combo |
| 1996 | Waimanalo Polo Club | Spin Doctors | Lei Queens |
| 1997 | Waimanalo Polo Club | Nektar Hagen | Tumunu |
| 1998 | Waimanalo Polo Club | Southern Discomfort | Baco's Bits |
| 1999 | Waimanalo Polo Club | Southern Discomfort | Stanford Alumni |
| 2000 | Waimanalo Polo Club | ? | ? |