The Great Britain versus USA competition started in 1985, but John Solomon did not donate the trophy until 1988. Here are the full results from the series. Source is croquetrecords.com
| Year | Location | Winner | Score |
| 1985 | Nottingham | Great Britain | 9-0 |
| 1987 | Palm Beach | Great Britain | 23-7 |
| 1988 | Cheltenham | Great Britain | 20-1 |
| 1989 | Palm Beach | Great Britain | 15-5 |
| 1990 | Roehampton | Great Britain | 19-2 |
| 1991 | Palm Beach | Great Britain | 14-7 |
| 1992 | Surbiton | Great Britain | 19-2 |
| 1994 | Palm Beach | Great Britain | 14-7 |
| 1995 | Nottingham | Great Britain | 18-0 |
| 1997 | Los Angeles | Great Britain | 16-4 |
| 1998 | Bowdon | Great Britain | 14-7 |
| 1999 | Sonoma-Cutrer | Great Britain | 15-6 |
| 2001 | Surbiton | Great Britain | 20-0 |
| 2002 | Palm Beach | Great Britain | 13-8 |
| 2004 | Heaton Park | Great Britain | 17-4 |
| 2005 | Palm Springs | Great Britain | 14-7 |
| 2008 | Heaton Park | Great Britain | 21-6 |
| 2009 | Palm Springs | USA | 11-9 |
| 2011 | Hamptworth | USA | 11-6 |
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