Finals
| 2020-21 | No competition due to Covid-19 pandemic | |||
| 2019-20 | Competition suspended | |||
| 2018-19 | Harleston Town | 6 | Holland | 0 |
| 2017-18 | Whitton United* | 2 | Wisbech St Mary | 2 |
| 2016-17 | Kings Lynn Town Res | 1 | Wisbech St Mary | 0 |
| 2015-16 | Haverhill Borough | 5 | Stowmarket Town | 0 |
| 2014-15 | AFC Sudbury Res | 1 | Great Yarmouth Town | 0 |
| 2013-14 | Debenham LC | 2 | Whitton United | 0 |
| 2012-13 | Brightlingsea Regent | 1 | Great Yarmouth Town | 0 |
| 2011-12 | Godmanchester Rovers | 1 | Whitton United | 0 |
| 2010-11 | Gorleston | 3 | Thetford | 1 |
| 2009-10 | FC Clacton | 2 | Halstead Town | 1 |
| 2008-09 | Diss Town | 1 | Hadleigh United | 0 |
| 2007-08 | Ely City* | 1 | Halstead Town | 1 |
| 2006-07 | Haverhill Rovers | 3 | Saffron Walden Town | 1 |
| 2005-06 | Fakenham Town | 3 | Stanway Rovers | 2 |
| 2004-05 | Ely City | 2 | Needham Market | 1 |
| 2003-04 | Haverhill Rovers | 2 | Kirkley | 0 |
| 2002-03 | Halstead Town | 2 | Whitton United | 1 |
| 2001-02 | Leiston | 3 | Histon Reserves | 2 |
| 2000-01 | Haverhill Rovers | 2 | Needham Market | 1 |
| 1999-00 | Ely City | 3 | Downham Town | 0 |
| 1998-99 | Clacton Town | 4 | Dereham Town | 0 |
Thurlow Nunn League 