2025-26 Men's Swimming & Diving Roster
Roster

Michal Chmielewski
he/him/his
- Height:
- 5-8
- Class:
- Junior
- Hometown:
- Warszawa, Poland
- High School:
- Liceum Ogólnoksztalcace
2024-25 SEASON:
2023-24 SEASON:
HIGH SCHOOL/NATIONAL TEAM: Chmielewski has competed at the Senior National Level for Poland since 2022 ... Placed 2nd in the 200 LCM butterfly at the 2023 Polish National Championships, repeating similar performances in the event in 2021 and 2022 ... At the 2022 FINA World Junior Swimming Championships, Chmielewski placed 1st in the 4x100 LCM relay, second in the 200 LCM fly, 5th in the 50 LCM fly, and 7th in the 100 LCM fly.
CLUB: IUKS Muszelka Warszawa
PERSONAL: Born June 8, 2004 to parents Jacek and Ewa ... Twin brother Krzysztof also swims at USC ... Favorite pastime is playing basketball ... Majoring in Real Estate Development
CHMIELEWSKI'S PERSONAL RECORDS:
- CSCAA Second Team All-American (400y medley relay)
- At the 2025 Big Ten Championships, he finished fifth in the 200y fly (1:41.65/1:41.18), seventh in the 100y fly (45.40/45.44) and 10th in the 100y back (45.8/46.07). He also helped USC to a fourth-place finish in the 400y medley relay (back leg) and a sixth-place finish in the 200y medley relay (fly leg).
- At NCAA’s, Chmielewski was 38th in the 200y fly (1:42.93). He also swam on USC’s 16th place 400y medley relay (back leg) and 18th place 200y medley relay (fly leg)
- Academic All-Big Ten
- Finished 11th in the 200m butterfly (1:55.30) and 8th in the 50m butterfly (24.63) at the 2025 World Aquatic Championships.
2023-24 SEASON:
- As an individual in the NCAA Championships, Chmiekweski finished 21st in the 200y butterfly (1:41.97) and 32nd in the 100y butterfly (45.93)
- At the Pac-12 Championships, Chmielewski finished 10th in the 100y butterfly (46.06 / 46.16), 16th in the 100y backstroke (46.84 / 47.69), and 6th in the 200y butterfly (1:42.51 / 1:42.42). He also helped USC to a 4th place finish in the 200y medley relay (1:25.84)
- Named Pac-12 Men’s Swimmer of the Week on January 17, 2024
- Represented Poland at the 2024 Paris Olympic Games, finishing 9th in the 200m butterfly in a PR time of 1:54.64 in the semifinals
HIGH SCHOOL/NATIONAL TEAM: Chmielewski has competed at the Senior National Level for Poland since 2022 ... Placed 2nd in the 200 LCM butterfly at the 2023 Polish National Championships, repeating similar performances in the event in 2021 and 2022 ... At the 2022 FINA World Junior Swimming Championships, Chmielewski placed 1st in the 4x100 LCM relay, second in the 200 LCM fly, 5th in the 50 LCM fly, and 7th in the 100 LCM fly.
CLUB: IUKS Muszelka Warszawa
PERSONAL: Born June 8, 2004 to parents Jacek and Ewa ... Twin brother Krzysztof also swims at USC ... Favorite pastime is playing basketball ... Majoring in Real Estate Development
CHMIELEWSKI'S PERSONAL RECORDS:
EVENT | TIME |
200 LCM fly | 1:54.64 |
1500 LCM free | 15:47.00 |
100-yard back | 46.84 |
100-yard fly | 45.93 |
200-yard fly | 1:41.97 |
400-yard IM | 4:00.92 |
1000-yard freestyle | 9:19.97 |
500-yard freestyle | 4:23.84 |
200-yard back | 1:46.54 |
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