| Emma Barker | 1:50.90 | 1996-06-09 | aged 11 | Club championships |
| Janlyn Grithiths | 1:45.69 | 1996-06-23 | aged 12 | Club championships |
| Laura McDermott | 1:29.91 | 1997-05-07 | aged 12 | unknown fixture |
| Claire Shannon | 1:28.51 | 1998-03-08 | aged 11 | unknown fixture |
| Claire Shannon | 1:27.52 | 1998-05-09 | aged 12 | Peanuts Round 1 |
| Claire Shannon | 1:26.47 | 1998-05-30 | aged 12 | Tumbridge Wells |
| Claire Shannon | 1:25.37 | 1998-11-29 | aged 12 | Hitchin Open |
| Claire Shannon | 1:23.34 | 1999-02-20 | aged 12 | Herts Age Groups 20/2/99 |
| Carina Bays | 1:22.90 | 2007-05-26 | aged 12 | Stevenage Open |
| Christie Bays | 1:22.84 | 2008-01-05 | aged 11 | Herts Major League Round 1 |