Finished in 30th spot in the women’s 10-kilometre marathon and was part of the 4×1,500 mixed relay that finished in 10th at the 2023 World Aquatics Championships in Fukuoka, Japan, higher than any previous Canadian team.
In the pool, Finlin swam to best times in the 800 and 1,500 freestyle. She finished 12th in the 1,500 and 18th in the 800. Her 400 split in the 800 was also a lifetime best.
Qualified for her second senior World Aquatics Championships team by winning the 1,500-m freestyle at the 2023 Bell Canadian Swimming Trials and 10-km open water marathon at the open water trials.
Broke the women’s 1,500-m freestyle Alberta provincial record at the 2023 Bell Canadian Swimming Trials.
At the 2022 FINA World Championships in Budapest, Finlin was a member of the mixed 5-km open water relay that finished 11th. She finished 28th in the 5-km open water race.
At the 2022 Bell Canadian Swimming Trials, Finlin earned bronze in both the 800-m and 1500-m freestyle, qualifying her for the 2022 FINA World Championships in Budapest.