Tamsin Cook


Tamsin Cook is a former Australian swimmer and the former junior world champion in the 400-meter freestyle. After a neck injury in 2018 she retired from swimming.

Junior career

Cook participated in the 2014 Junior Pan Pacific Championships in Maui, Hawaii.
She won the gold medal in the 400 meter freestyle at the 2015 FINA World Junior Swimming Championships in Singapore in a new Championships record. She also broke the Championships record in the 200 meter freestyle with her lead-off leg in the 4×200 m freestyle relay final. In that race she and her teammates broke the junior world record. Cook also won a silver medal in the 200 meter butterfly.
In October 2015, Cook was named Western Australia Institute of Sport's Junior Athlete of the Year.

Senior career

In April 2016, Cook qualified for the 2016 Summer Olympics in Rio de Janeiro in the 400-meter freestyle, which will be her first Olympics. She finished 6th in the final.
After a neck injury disqualified her from the 2018 Commonwealth Games, she retired from swimming in June 2018 to focus on her university studies.

Personal life

Cook moved from South Africa to Perth, Australia when she was 8. She qualified for an academic scholarship at Perth Modern School, but left after Year 8. She was attending St Marks ACS until year 11. Cook moved to Side in year 11 to focus on her swimming. Cook is currently in year 12 at SIDE.