2025 Aquatics GB Swimming Championships

The 2025 Aquatics GB Swimming Championships (sponsored by Speedo) were held at the London Aquatics Centre in London, from 15 April to 22 April 2025. They were organised by Aquatics GB, formerly British Swimming and was the second time the event had been held under the new name.

They also doubled as the trials for the 2025 World Aquatics Championships in Singapore. Swimmers who won their event beneath the Aquatics GB consideration time automatically booked their ticket to Singapore. In addition, aggregated times of the top four swimmers in a relay event could qualify a swimmer via a relay slot. All Olympic medallists also had automatic qualification in their event; in individual events this meant Ben Proud, Matt Richards and Duncan Scott, while the number also included James Guy and Tom Dean in relay events. Adam Peaty was likewise automatically qualified for the 100 metre breaststroke event as an Olympic medalist, but had previously announced his intention not to race in 2025.