Blake Worsley competed at the London 2012 Games as a first-time Olympian in the 200m freestyle event, finishing 17th overall. Worsley was also part of the 4x200m freestyle relay team with Colin Russell, Tobias Oriwol and Alec Page that finished 14th.
In her first Olympic Games, Tera Van Beilen had a top-10 finish in the 100m breaststroke. She also competed in the 200m breaststroke finishing 21st and was a member of the 4x100m medley that finished in 12th place, along with Julia Wilkinson, Katherine Savard and Samantha Cheverton.
Brittany MacLean was one of the younger members of the Canadian Olympic Team in her Games debut in London at age 18. MacLean finished seventh in the 400m freestyle and just off the podium in fourth place in the 4x200m freestyle with teammates Barbara Jardin, Samantha Cheverton and Amanda Reason.