His father taught him how to swim because it was something he felt his son needed to know, but never pushed him to be a swimmer. Cohen Groumi trains with Hapoel Hod Hasharon, and his coaches are Zohar Galili, Nikita Shkilenko, Tom Rushton, and
David Marsh. At the
2018 European Junior Swimming Championships in July 2018 in
Helsinki, Finland, at 16 years of age he won a gold medal in the 4×200 m freestyle relay with
Denis Loktev,
Bar Soloveychik, and
Tomer Frankel.
2020 Tokyo Olympics (in 2021) At the
2020 Summer Olympics, Cohen Groumi competed in the
men's 4×200 metre freestyle relay, finishing 10th with a combined time of 7:08.65 (as he swam 1:46.41 as the anchor). He also competed in the 200 IM, finishing 30th with a personal best time of 1:59:44. He was also registered to swim the 100 Fly, but scratched it to improve the possibility of team success in the relay. At the
2022 Big Ten Championships in February in
West Lafayette, Indiana, as a freshman he won the
gold medal in the 200-yard IM (1:41.54), silver medals in the 200-yard Butterfly (1:40.59) and the 800 freestyle relay (6:14.59), and the bronze medal in the 100-yard Butterfly (45.01), and was named All Big-Ten First Team. At the
2022 Maccabiah Games in Israeli in July, Cohen Groumi won the gold medal in the 100 fly, in a time of 53.21.
2023–present; Big Ten Championships, European Championship At the February 2023
Big Ten Championships in
Ann Arbor, Michigan, as a sophomore Cohen Groumi was a Big Ten Champion in the 200-yard IM (1:41.20) and the 100 yard butterfly (44.50; a new Big Ten meet record), won silver medals in the 800-Yard Freestyle Relay (6:13.51), 200-Yard Medley Relay (1:23.07), and 200-Yard Butterfly (1:40.21), won a bronze medal in the 200-Yard Freestyle Relay (1:16.60), and was All-Big Ten First Team. In March 2023 at the 2023 NCAA Championships in
Minneapolis, Minnesota, he was the only Michigan team member to win
All-American honors, winning them in the 200-yard Butterfly as he finished eighth with a time of 1:42.37. As of June 2024, Cohen Groumi's personal best in the 100m butterfly was 50.98, in the 100m free was 49.28, and in the 200m free was 1:47.39.
2024 Paris Olympics Cohen Groumi represented
Israel at the 2024 Paris Olympics in the
100 metre butterfly,
4×100 metre freestyle relay,
4×200 metre freestyle relay, and
Mixed 4×100 metre medley relay. ==See also==