EC U20 KO Cup Roll of Honour
| Season | Winners | Runners Up |
|---|---|---|
| 2023/2024 | Letchworth | Peterborough |
| 2022/2023 | CCRHC | Peterborough |
| 2021/2022 | King’s Lynn | Peterborough |
| 2020/2021 | COVID | COVID |
| 2019/2020 | COVID | COVID |
| 2018/2019 | Soham | ECU |
| 2017/2018 | King’s Lynn | Soham |
| 2016/2017 | King’s Lynn | Sudbury |
| 2015/2016 | Soham | King’s Lynn |
| 2014/2015 | Soham | King’s Lynn |
| 2013/2014 | King’s Lynn | Bury |
| 2012/2013 | Bury | King’s Lynn |
| 2011/2012 | Peterborough | Ely |
| 2010/2011 | Peterborough | EC Mixed |
| 2009/2010 | Peterborough | Bury |
| 2008/2009 | Bury | Peterborough |
| 2007/2008 | Bury | EC Select |
| 2006/2007 | Bury | King’s Lynn |
| 2005/2006 | Bury | King’s Lynn |
| 2004/2005 | Letchworth | Bury |
| 2003/2004 | Letchworth | King’s Lynn |
| 2002/2003 | Letchworth | Stevenage |
| 2001/2002 | Letchworth | Colchester |
| 2000/2001 | Letchworth | Bury |
| 1999/2000 | Letchworth | EC Select |
| 1998/1999 | Letchworth | Bury |
| 1997/1998 | Letchworth | ? |
| 1996/1997 | Letchworth | ? |