List A Batting and Fielding Against Each Opponent by Will Williams
| Opponent | Matches | Inns | Not Out | Runs | HS | Ave | 100 | 50 | Ct | St |
| Auckland | 10 | 6 | 4 | 52 | 19* | 26.00 | 0 | 0 | 0 | |
| Central Districts | 5 | 1 | 0 | 0 | 0 | 0.00 | 0 | 0 | 2 | |
| Derbyshire | 1 | 0 | | | | | | | 0 | |
| Durham | 1 | 1 | 0 | 10 | 10 | 10.00 | 0 | 0 | 2 | |
| Essex | 1 | 0 | | | | | | | 0 | |
| Glamorgan | 1 | 0 | | | | | | | 0 | |
| Gloucestershire | 1 | 1 | 1 | 5 | 5* | | 0 | 0 | 0 | |
| Hampshire | 3 | 3 | 1 | 8 | 5 | 4.00 | 0 | 0 | 1 | |
| Kent | 3 | 2 | 1 | 12 | 8* | 12.00 | 0 | 0 | 0 | |
| Lancashire | 1 | 0 | | | | | | | 0 | |
| Leicestershire | 2 | 2 | 1 | 18 | 14* | 18.00 | 0 | 0 | 1 | |
| Middlesex | 1 | 0 | | | | | | | 0 | |
| Northern Districts | 9 | 3 | 2 | 12 | 9* | 12.00 | 0 | 0 | 3 | |
| Nottinghamshire | 1 | 0 | | | | | | | 1 | |
| Otago | 9 | 9 | 1 | 42 | 12 | 5.25 | 0 | 0 | 8 | |
| Somerset | 1 | 1 | 0 | 0 | 0 | 0.00 | 0 | 0 | 1 | |
| Surrey | 2 | 1 | 0 | 21 | 21 | 21.00 | 0 | 0 | 0 | |
| Sussex | 1 | 0 | | | | | | | 1 | |
| Warwickshire | 1 | 1 | 0 | 1 | 1 | 1.00 | 0 | 0 | 0 | |
| Wellington | 8 | 5 | 3 | 39 | 15 | 19.50 | 0 | 0 | 5 | |
| Worcestershire | 1 | 1 | 1 | 4 | 4* | | 0 | 0 | 1 | |
| Yorkshire | 2 | 0 | | | | | | | 0 | |