| John Howlett |
|
As a helmsman in 2004 in the UK National Championship on 8497 |
| John Humphries |
|
As a crew in 1996 in the World Championship on 8271 |
| John Ingalls |
|
As a crew in 2025 in the North American Championship on 8786 |
| John Ironmonger |
|
As a crew in 2024 in the UK National and Open Championship on 9247 |
| John Isbister |
|
As a helmsman in 1960 in the North American Championship on 998 |
| John Jenkins |
|
As a helmsman in 2007 in the Pre-Worlds on 8810 |
| John Labbett |
|
As a crew in 1987 in the World Championship on 8034 |
| John Langley |
|
As a crew in 1982 in the UK National Championship on 6851 |
| John Lindemann |
|
As a helmsman in 2002 in the Duffin trophy on 7821 |
| John Locke |
|
As a helmsman in 1976 in the European Championship on 5858 |
| John Loe |
|
As a helmsman in 2009 in the East Coast Championship on 7346 |
| John Loveday |
|
As a helmsman in 1993 in the UK National Championship on 8423 |
| John Macarthur-King |
|
As a crew in 2020 in the Australian National Championships on 9074 |
| John Maddocks |
|
As a crew in 1980 in the World Championship on 6844 |
| John Marshall |
|
As a helmsman in 1967 in the North American Championship on 2662 |