Also on Sunday, Angharad Evans broke her second British record of the week in claiming her second title, following her success in the women’s 200m breaststroke with a time of 1:04.96 in the 100m event.
“To swim a 64 has been my mission and I’ve just got it, so I’m super happy with that,” she said.
“The best thing for a swimmer is seeing that time at the end of the race and knowing that all the hard work has been worth it.
“Seeing that is such a big confidence boost for what is a really exciting summer ahead.”
Eva Okaro won the women’s 50m freestyle for her third title – a feat matched by Oliver Morgan, who finished first in the men’s 200m backstroke.
Amelie Blocksidge, 17, finished more than seven seconds ahead of the rest of the field to win a third straight women’s 800m freestyle crown.
Callie-Ann Warrington broke her national record in both the heats and the final to win gold in the mixed classification women’s 50m freestyle.