Catherine Elizabeth DeLoof (born February 12, 1997) is an American swimmer.

[1] DeLoof competed at the postponed 2020 Olympics in Tokyo in the women's 4 × 100 m freestyle relay event, earning a bronze medal.

[2] Deloof is a member of the International Swimming League.

[3] She and her two sisters, Ali and Gabby, qualified for the 2016 United States Olympic Trials.

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