Max Bolcato starred as Abingdon Vale finished fifth at the Oxfordshire and North Buckinghamshire county championships.
The 13-year-old finished his county campaign with ten gold, one silver and two bronze medals.
Lottie James, 11, also got in on the act, winning 11 medals including gold in the 200m individual medley.
Their hauls marked a successful championship for Vale, who claimed 22 gold, 17 silver and 15 bronze medals.
Some 24 out off 37 swimmers also achieved finalist status, while two club records and more than 200 personal bests were set.
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