| 110* | 245 | EH Bowley | for Sussex | St Helen's, Swansea | 1922 | f10168 |
| 143* | 283 | WH Ponsford | for Australians | St Helen's, Swansea | 1926 | f11704 |
| 167* | 345 | CS Dempster | for New Zealanders | Cardiff Arms Park, Cardiff | 1927 | f12089 |
| 87* | 216 | DF Pope | for Essex | Garrison A Cricket Ground, Colchester | 1930 | f13182 |
| 64* | 192 | AE Dipper | for Gloucestershire | St Helen's, Swansea | 1930 | f13306 |
| 53* | 100 | CF Walters | for Worcestershire | Ynysangharad Park, Pontypridd | 1931 | f13590 |
| 135* | 262 | H Sutcliffe | for Yorkshire | The Gnoll, Neath | 1935 | f14895 |
| 33* | 137 | JH Parks | for Sussex | St Helen's, Swansea | 1936 | f15302 |
| 230* | 352 | RT Simpson | for Nottinghamshire | St Helen's, Swansea | 1950 | f18640 |
| 73* | 133 | FC Gardner | for Warwickshire | St Helen's, Swansea | 1950 | f18917 |
| 62* | 149 | FC Gardner | for Warwickshire | Edgbaston, Birmingham | 1954 | f20657 |
| 113* | 252 | D Brookes | for Northamptonshire | Eugene Cross Park, Ebbw Vale | 1958 | f22444 |
| 51* | 161 | LJ Lenham | for Sussex | Steel Company of Wales Ground, Margam | 1960 | f23458 |
| 96* | 167 | RT Virgin | for Somerset | Clarence Park, Weston-super-Mare | 1964 | f25426 |
| 141* | 169 | GM Turner | for Worcestershire | St Helen's, Swansea | 1977 | f31628 |
| 157* | 270 | CG Greenidge | for Hampshire | Sophia Gardens, Cardiff | 1982 | f34153 |
| 103* | 163 | RGP Ellis | for Oxford University | The University Parks, Oxford | 1983 | f34603 |
| 65* | 163 | GD Mendis | for Lancashire | St Helen's, Swansea | 1988 | f37582 |
| 186* | 382 | TS Curtis | for Worcestershire | Sophia Gardens, Cardiff | 1991 | f39516 |
| 108* | 214 | KJ Barnett | for Derbyshire | County Ground, Derby | 1993 | f40505 |
| 145* | 281 | MA Butcher | for Surrey | The AMP Oval, Kennington | 2001 | f45976 |
| 180* | 293 | CM Spearman | for Gloucestershire | College Ground, Cheltenham | 2002 | f46688 |
| 140* | 342 | SD Robson | for Middlesex | Sophia Gardens, Cardiff | 2019 | f59543 |
| 182* | 383 | AZ Lees | for Durham | Sophia Gardens, Cardiff | 2022 | f60808 |
| 108* | 258 | TJ Haines | for Sussex | The 1st Central County Ground, Hove | 2022 | f61049 |
