| Mark Aldwinckle | 1:22.30 | 1997-02-15 | aged 11 | St Ives Open |
| Greg Lasenby | 1:15.59 | 1998-05-30 | aged 12 | Tumbridge Wells |
| Jake Robinson | 1:15.46 | 2006-07-02 | aged 11 | Killerwhales Open |
| Jake Robinson | 1:15.07 | 2006-12-02 | aged 12 | Daplyn Trophy |
| Jake Robinson | 1:13.42 | 2007-03-10 | aged 12 | Age Groups Day 3 |
| Jake Robinson | 1:13.18 | 2007-03-10 | aged 12 | Age Groups Day 3 |
| Jake Robinson | 1:13.03 | 2007-06-24 | aged 12 | Killerwhales Summer Invitation |
| Jake Robinson | 1:10.68 | 2007-07-14 | aged 12 | Bishops Stortford Open |