| 4 | H Morris | Kent v Glamorgan | 1990 | a6542 |
| 4 | RJ Turner | Wales Minor Counties v Somerset | 1999 | a12011 |
| 3 | RC Davis | Essex v Glamorgan | 1969 | a266 |
| 3 | CP Wilkins | Glamorgan v Derbyshire | 1970 | a429 |
| 3 | RC Davis | West Indians v Glamorgan | 1973 | a980 |
| 3 | DA Francis | Minor Counties v Glamorgan | 1980 | a2635 |
| 3 | GC Holmes | Nottinghamshire v Glamorgan | 1980 | a2669 |
| 3 | JF Steele | Minor Counties v Glamorgan | 1985 | a4388 |
| 3 | MA Lynch | Glamorgan v Gloucestershire | 1995 | a9233 |
| 3 | GP Rees | Nottinghamshire v Glamorgan | 2011 | a21443 |