Highest Partnerships Against Middlesex By Glamorgan
| 1 | 181 | WGA Parkhouse & B Hedges | Cardiff Arms Park, Cardiff | 1958 | f22270 |
| 2 | 198 | PB Clift & WGA Parkhouse | St Helen's, Swansea | 1951 | f19295 |
| 3 | 241 | DD Cherry & J Hughes | John Walker's Ground, Southgate | 2005 | f48715 |
| 4 | 425* | A Dale & IVA Richards | Sophia Gardens, Cardiff | 1993 | f40578 |
| 5 | 128 | JS Pressdee & PM Walker | Stradey Park, Llanelli | 1961 | f23935 |
| 6 | 111 | J Allenby & MA Wallace | Lord's Cricket Ground, St John's Wood | 2010 | f52382 |
| 7 | 156 | JE McConnon & JS Pressdee | Cardiff Arms Park, Cardiff | 1958 | f22270 |
| 8 | 124 | JWM Dalrymple & RDB Croft | Lord's Cricket Ground, St John's Wood | 2009 | f51574 |
| 9 | 76 | J Allenby & JWM Dalrymple | The SWALEC Stadium, Cardiff | 2010 | f52528 |
| 10 | 62 | DA Cosker & DS Harrison | The SWALEC Stadium, Cardiff | 2010 | f52528 |
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