2024-25 Women's Swimming & Diving Roster
Piersma, Ella Jo

Ella Jo Piersma
- Class:
- Junior
- Position:
- Freestyle/Butterfly
- Height:
- 6-1
- Hometown:
- Cincinnati, Ohio
- High School:
- Seven Hills
Bio
At Michigan
• CSC Academic All-District (2025)
• Two-time Academic All-Big Ten (2024-25)
Junior (2024-25)
• OSU Last Chance Qualifier (Women) (Mar. 2): Placed 3rd in 100 Fly (54.09)
• B1G Conference Championships (Feb. 19-22): Placed 16th in 50 Free (22.60), 6th and PB in 100 Fly (52.37), 5th and PB in 200 Fly (1:56.38)
• Miami (Ohio) (Feb. 1): Placed 1st and PB in 200 Fly (1:57.67), 1st in 100 Fly (53.01)
• Ohio State (Jan. 18): Placed 2nd in 100 Fly (54.15), 3rd in 200 Fly (2:01.62)
• Indiana (Jan. 10): Placed 2nd in 100Y Fly (53.49)
• Georgia Tech Invitational (Nov. 22-24): Placed 4th and PB in 200Y Fly (1:58.36), 3rd and PB in 100Y Fly (52.68), 8th and PB in 100Y Free (49.11)
• Oakland (Nov. 8): Placed 2nd in 200Y Free (1:49.71)
Sophomore (2023-2024)
• Big Ten Women's Championships (Feb. 21-Feb. 24): Placed 1st in the 50-Yard Freestyle (22.74) and 1st in the 200-Yard Freestyle (1:48.06).
• Georgia Invitational (Nov. 16-18): Placed 4th in the 50-Yard Freestyle (22.90).
Freshman (2022-23)
• First Chance Meet (Feb. 11-12): Finished 1st in the 100-yard Butterfly Timed Finals with a personal best (53.29), 2nd in the 100-yard Freestyle Timed Finals (49.63) and 3rd in the 50-yard Freestyle Timed Finals (22.95).
• Wisconsin/Pittsburgh (Jan. 28): Finished 6th in the 100-yard Freestyle Timed Finals (51.56).
• Ohio State (Jan. 21): Finished 8th in the 100-yard Butterfly Timed Finals (55.17).
• Tennessee Invite (Nov. 17-20): Finished 11th in the 100-yard Butterfly (54.00), 15th in the 200-yard Freestyle (1:48.44), 20th in the 100-yard Freestyle (50.06) and 26th in the 50-yard Freestyle with a personal best (23.12).
• Northwestern (Nov. 5): Finished 3rd in the 200-yard Butterfly Timed Finals (2:03.44) and 6th in the 100-yard Butterfly Timed Finals (56.55).
• Eastern Michigan/Ohio/Purdue (Nov. 4): Finished 2nd in the 100-yard Freestyle Timed Finals (51.32) and 3rd in the 200-yard Butterfly Timed Finals (2:03.45).
• Oakland (Oct. 8): Finished 1st in the 200-yard Butterfly Timed Finals (2:04.38) and 4th in the 100-yard Butterfly Timed Finals (51.73).
Prep
• The Seven Hills School, Cincinnati OH
• Academic Honors: National Latin Honors Society, Cum Laude Society, AP Scholar with Honor, National Merit Commended Student, Miami Valley Conference All-Academic Award x4, Ohio
• High School Athletic Association Scholar Athlete Award 2022
• 100 Freestyle Ohio High School State Champion 2020, 2021
• 200 Freestyle Ohio High School State Champion 2020, 2021, 2022
• 100 Butterfly Ohio High School State Champion 2022
• 100 Butterfly D2 Ohio High School State Record
• 200 Medley Relay State Runner-up 2019
• 50, 100, 200 Freestyle & 100 Butterfly School Records
• Miami Valley Conference swimmer of the year 2019
• Seven Hills swimming most valuable swimmer 2020, 2021, 2022
• Seven Hills athlete of the year 2022
• Cincinnati Enquirer Swimmer of the Year 2020
Personal
• Full Name: Ella Josephine Piersma
• Nickname Ella Jo
• Born in Ann Arbor, MI
• Parents John Piersma (1993-97) and Rachel Gustin (1993-98) both swam for the University of Michigan, brother John W. Piersma
• Birthday: 04/23/2004
• Pre-admit to Ross School of Business BBA
Career Bests
• CSC Academic All-District (2025)
• Two-time Academic All-Big Ten (2024-25)
Junior (2024-25)
• OSU Last Chance Qualifier (Women) (Mar. 2): Placed 3rd in 100 Fly (54.09)
• B1G Conference Championships (Feb. 19-22): Placed 16th in 50 Free (22.60), 6th and PB in 100 Fly (52.37), 5th and PB in 200 Fly (1:56.38)
• Miami (Ohio) (Feb. 1): Placed 1st and PB in 200 Fly (1:57.67), 1st in 100 Fly (53.01)
• Ohio State (Jan. 18): Placed 2nd in 100 Fly (54.15), 3rd in 200 Fly (2:01.62)
• Indiana (Jan. 10): Placed 2nd in 100Y Fly (53.49)
• Georgia Tech Invitational (Nov. 22-24): Placed 4th and PB in 200Y Fly (1:58.36), 3rd and PB in 100Y Fly (52.68), 8th and PB in 100Y Free (49.11)
• Oakland (Nov. 8): Placed 2nd in 200Y Free (1:49.71)
Sophomore (2023-2024)
• Big Ten Women's Championships (Feb. 21-Feb. 24): Placed 1st in the 50-Yard Freestyle (22.74) and 1st in the 200-Yard Freestyle (1:48.06).
• Georgia Invitational (Nov. 16-18): Placed 4th in the 50-Yard Freestyle (22.90).
Freshman (2022-23)
• First Chance Meet (Feb. 11-12): Finished 1st in the 100-yard Butterfly Timed Finals with a personal best (53.29), 2nd in the 100-yard Freestyle Timed Finals (49.63) and 3rd in the 50-yard Freestyle Timed Finals (22.95).
• Wisconsin/Pittsburgh (Jan. 28): Finished 6th in the 100-yard Freestyle Timed Finals (51.56).
• Ohio State (Jan. 21): Finished 8th in the 100-yard Butterfly Timed Finals (55.17).
• Tennessee Invite (Nov. 17-20): Finished 11th in the 100-yard Butterfly (54.00), 15th in the 200-yard Freestyle (1:48.44), 20th in the 100-yard Freestyle (50.06) and 26th in the 50-yard Freestyle with a personal best (23.12).
• Northwestern (Nov. 5): Finished 3rd in the 200-yard Butterfly Timed Finals (2:03.44) and 6th in the 100-yard Butterfly Timed Finals (56.55).
• Eastern Michigan/Ohio/Purdue (Nov. 4): Finished 2nd in the 100-yard Freestyle Timed Finals (51.32) and 3rd in the 200-yard Butterfly Timed Finals (2:03.45).
• Oakland (Oct. 8): Finished 1st in the 200-yard Butterfly Timed Finals (2:04.38) and 4th in the 100-yard Butterfly Timed Finals (51.73).
Prep
• The Seven Hills School, Cincinnati OH
• Academic Honors: National Latin Honors Society, Cum Laude Society, AP Scholar with Honor, National Merit Commended Student, Miami Valley Conference All-Academic Award x4, Ohio
• High School Athletic Association Scholar Athlete Award 2022
• 100 Freestyle Ohio High School State Champion 2020, 2021
• 200 Freestyle Ohio High School State Champion 2020, 2021, 2022
• 100 Butterfly Ohio High School State Champion 2022
• 100 Butterfly D2 Ohio High School State Record
• 200 Medley Relay State Runner-up 2019
• 50, 100, 200 Freestyle & 100 Butterfly School Records
• Miami Valley Conference swimmer of the year 2019
• Seven Hills swimming most valuable swimmer 2020, 2021, 2022
• Seven Hills athlete of the year 2022
• Cincinnati Enquirer Swimmer of the Year 2020
Personal
• Full Name: Ella Josephine Piersma
• Nickname Ella Jo
• Born in Ann Arbor, MI
• Parents John Piersma (1993-97) and Rachel Gustin (1993-98) both swam for the University of Michigan, brother John W. Piersma
• Birthday: 04/23/2004
• Pre-admit to Ross School of Business BBA
Career Bests
Event | Time | Date |
---|---|---|
50-yard Freestyle | 22.37 | 2/20/2025 |
100-yard Freestyle | 49.11 | 11/24/2024 |
200-yard Freestyle | 1:46.67 | 11/23/2024 |
100-yard Butterfly | 52.19 | 2/21/2025 |
200-yard Butterfly | 1:56.38 | 2/22/2025 |
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