Highest Partnerships Against Middlesex By Sussex
| 1 | 40 | CD Nash & LJ Wright | The PROBIZ County Ground, Hove | 2012 | tt2996 |
| 2 | 76* | MW Goodwin & CD Nash | Old Deer Park, Richmond | 2006 | tt390 |
| 3 | 69 | LJ Wright & L Vincent | Lord's Cricket Ground, St John's Wood | 2011 | tt2245 |
| 4 | 55 | DR Smith & EC Joyce | Lord's Cricket Ground, St John's Wood | 2009 | tt1338 |
| 5 | 78 | DR Smith & MH Yardy | Lord's Cricket Ground, St John's Wood | 2010 | tt1727 |
| 6 | 37 | MW Goodwin & Naved-ul-Hasan | Lord's Cricket Ground, St John's Wood | 2011 | tt2245 |
| 7 | 34* | MH Yardy & Yasir Arafat | Lord's Cricket Ground, St John's Wood | 2010 | tt1727 |
| 8 | 40 | RSC Martin-Jenkins & AJ Hodd | Lord's Cricket Ground, St John's Wood | 2008 | tt948 |
| 9 | 43 | OP Rayner & WAT Beer | County Ground, Hove | 2010 | tt1823 |
| 10 | 21* | OP Rayner & RJ Kirtley | County Ground, Hove | 2010 | tt1823 |
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