Loading…
| Rank | Player | Age | Tournament |
|---|---|---|---|
| 1 | -26y 313d | Dublin 1968 | |
| 2 | 7y 312d | Auckland 1971 | |
| 3 | 14y 201d | Brisbane 1970 | |
| 4 | 15y 157d | Newport 2013 | |
| 5 | 15y 223d | Adelaide 1981 | |
| 6 | 15y 227d | Beckenham 1969 | |
| 7 | 16y 13d | Eastbourne 1972 | |
| 8 | 16y 47d | Brisbane 1970 | |
| 9 | 16y 50d | Queen's Club 1971 | |
| 10 | 16y 55d | Adelaide 1985 |
