Imogen West set a new record in the girls 14 and under 1,500m at the Abingdon Vale Distance Time Trials.
West, who finished in 18 mins 52.34secs, also set a new mark in the 800m for the same age group in the same race.
Both times at 800m and 1500m were both faster than the boys' 14 and under club records which were set 15 years ago.
West's 1,500m time puts her fifth in her age group in the South East Region and in the top 30 in the country for her age.
Olivia Basterfield set a new record in the girls 12 and under 1,500m freestyle in 22.18.31.
Amira Mullaney set a new club record for the 16 & under and also senior age groups in the 200m butterfly, in 2.42.05.
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