15 years and 274 days – AR Gabe-Jones v Leicestershire at Cardiff Arms Park, 1922
16 years and 59 days – JS Pressdee v Nottinghamshire at Cardiff Arms Park, 1949
16 years and 99 days – AL Jones v Gloucestershire at Bristol (County), 1973
16 years and 202 days – MJ Llewellyn v Oxford University, at The Parks, 1970
16 years and 302 days – GC Kingston v Worcestershire, at Colwyn Bay, 1967
17 years and 22 days – AJ Watkins v Nottinghamshire at Trent Bridge, 1939
17 years and 25 days – JA Hopkins v Leicestershire at Leicester (Grace Road), 1970
17 years and 45 days – AR Lewis v Leicestershire at Cardiff Arms Park, 1955
17 years and 105 days – WE Jones v South Africans at Pontypridd, 1929
17 years and 177 days – AHM Rees v Somerset at Weston-super-Mare, 1955
17 years and 186 days – WG Morgan v Somerset at Cardiff Arms Park, 1925
17 years and 188 days – DGP Gwynne v Derbyshire at Swansea, 1922
17 years and 206 days – SD Thomas v Derbyshire at Chesterfield, 1992
17 years and 227 days – BS Phelps v Australians at Neath, 1993
17 years and 263 days – DS Harrison v Derbyshire at Derby, 1999
17 years and 277 days – AHT Donald v Hampshire at Sophia Gardens, Cardiff, 2004
17 years and 282 days – CF Walters v Lancashire at Cardiff Arms Park, 1923
17 years and 287 days – MA Wallace v Somerset at Taunton, 1999
17 years and 325 days – MP O`Shea v Bangladesh A at Abergavenny, 2005
17 years and 339 days – H Morris v Leicestershire at Sophia Gardens, Cardiff, 1981