The America Cup is engraved with "Salutations to the UK.mirror class ass'n from the US mirror class ass'n 1978". It is awarded to the Third Overall Helm & Crew at the National Championships.
Here are some photographs of past winners
| Year | Held by | Note |
| 2023 | Chris & Adriana Balding | |
| 2022 | Max Phypers & Emma Sellwood | |
| 2019 | Dave Wade & Tristan Mitchell | |
| 2018 | Chris & Alex Balding | |
| 2017 | Richard & George Bullock | |
| 2016 | Tim & Ellie Rush | |
| 2015 | Eleanor Keers & Izzy Pugh | |
| 2014 | Sarah Richards & Sandy Simpson | |
| 2013 | Rory Odell & Lewis Bowen | According to the 2013 list. |
| 2012 | Izzy Davies & Millie Moss | |
| 2011 | ||
| 2002 | Alex Kaiser & Robin O'Mahony | |
| 2001 | Not returned, so not presented to Rob Grieg-Gran, recorded as held by Chris Forristal according to the event report. | |
| 1989 | Guy & Teresa Wilkins | |
| 1988 | Guy & Teresa Wilkins |
