The HL Twentyman Challange Cup is awarded to the 1st Overall Crew at the National Championships.
The HL Twenty Man Trophy is on long term loan to the Mirror Class Association from Brightlingsea SC - to be returned if the MCA should be disbanded (according to the 2011 list.)
Here are some photographs of past winners
| Year | Held by | Note |
| 2022 | Keria McGrane | |
| 2021 | Keira McGrane | |
| 2019 | Daisy Fuller | |
| 2018 | Daisy Fuller | |
| 2017 | Imogen Wade | |
| 2016 | Felix Kent | |
| 2015 | Imogen Wade | |
| 2014 | Henry & Jamie Rastrick | Presented for winning race 8 instead of the 40th Anniversary Trophy |
| 2013 | Katie Smith | |
| 2012 | Zoe Walker | |
| 2011 | ||
| 2010 |
