Mackenzie Osher

USAWomen

Birth date-

Height-

Weight-

Mackenzie Osher is a United States sprinter. She competes primarily in the 100m, 200m and 400m.

Her personal bests include 12.08 in the 100m, 23.89 in the 200m, 53.73 in the 400m, 1:01.40 in the 400mH and 3:29.46 in the 4x400m. She is currently active on the international athletics circuit, representing United States.

Key facts

300 Metres Short Track

37.78

400 Metres Short Track

53.73

2026 season best

25.59

Apr 25, 2026

2026 season best

Last competition

PURE Athletics Spring Invitational

Apr 25, 2026 · 25.59

PURE Athletics Spring Invitational

As of Sep 29, 2026: 300 Metres Short Track 37.78, 400 Metres Short Track 53.73, 2026 season best 25.59 (Apr 25, 2026) · Last competition: PURE Athletics Spring Invitational, Apr 25, 2026, 25.59

Personal bests

12.08*

23.89

53.73

1:01.40

4x400m

3:29.46

5.02

4x400Metre

3:32.73

DistanceMe

11:14.03

400m-short-track

53.73

200m-short-track

23.89

300m

37.78

300m-short-track

37.78

4x200Metre

1:34.78

600m

1:37.36

600m-short-track

1:37.36

* Wind-assisted (> 2.0 m/s)

Performance Charts

Season bests

Season	Discipline	Result	Wind	Date	Trend	Competitions
2026	200m	25.59	-0.5	Apr 25, 2026	↓	PURE Athletics Spring Invitational
2026	400m	56.76	-	Apr 25, 2026	↑	PURE Athletics Spring Invitational
2025	200m-short-track	23.89	-	Feb 15, 2025	↑	Clemson Tiger Paw Invitational, Clemson Indoor Track & Field Complex, Clemson, SC (i)
2025	200m	24.34	-0.7	Mar 21, 2025	↓	UCF Black & Gold Invite
2025	400m-short-track	53.73	-	Feb 14, 2025	↑	Clemson Tiger Paw Invitational, Clemson Indoor Track & Field Complex, Clemson, SC (i)
2025	400m	54.29	-	Apr 19, 2025	↑	Tom Jones Memorial, Percy Beard Track, Gainesville, FL - Olympic Development
2025	4x400m	3:30.67	-	Apr 19, 2025	↑	Tom Jones Memorial, Percy Beard Track, Gainesville, FL - Olympic Development
2025	4x400Metre	3:32.73	-	Feb 15, 2025	↑	Clemson Tiger Paw Invitational, Clemson Indoor Track & Field Complex, Clemson, SC (i)
2024	200m	24.31	+1.2	Mar 15, 2024	↓	UCF Black & Gold Invite
2024	200m-short-track	24.58	-	Feb 10, 2024	↑	Clemson Tiger Paw Invitational
2024	300m-short-track	37.78	-	Dec 6, 2024	↑	Clemson Opener, Clemson Indoor Track & Field Complex, Clemson, SC (i)
2024	300m	37.78	-	Dec 6, 2024	↑	Clemson Opener, Clemson Indoor Track & Field Complex, Clemson, SC (i)
2024	400m	53.81	-	Apr 13, 2024	↑	Tom Jones Memorial, Percy Beard Track, Gainesville, FL - Invitational Events
2024	400m-short-track	54.68	-	Feb 23, 2024	↑	ACC Indoor Track & Field Championships, The Track at New Balance, Boston, MA (i)
2024	4x200Metre	1:34.78	-	Mar 30, 2024	-	Clyde Littlefield Texas Relays presented by Truist, Mike A. Myers Stadium, Austin, TX - Invitational Events
2024	4x400m	3:29.46	-	May 25, 2024	↑	NCAA Division I East First Rounds
2024	4x400Metre	3:37.72	-	Dec 6, 2024	↑	Clemson Opener, Clemson Indoor Track & Field Complex, Clemson, SC (i)
2024	DistanceMe	11:14.03	-	Apr 26, 2024	↑	The Penn Relay Carnival
2023	200m	25.33	+3.6	Apr 22, 2023	↓	South Carolina Open
2023	300m-short-track	39.33	-	Dec 8, 2023	↑	Clemson Opener
2023	300m	39.33	-	Dec 8, 2023	↑	Clemson Opener
2023	400m-short-track	55.84	-	Feb 24, 2023	↑	ACC Indoor Track & Field Championships
2023	400m	57.15	-	Apr 15, 2023	↑	Tom Jones Memorial
2023	400mH	1:01.83	-	May 11, 2023	↓	ACC Outdoor Track & Field Championships
2023	4x400Metre	3:38.77	-	Dec 8, 2023	↑	Clemson Opener
2022	100m	12.38	+1.0	Mar 18, 2022	↓	Geroge C. Griffin Track, Atlanta, GA (USA)
2022	200m	24.77	-	Feb 12, 2022	↓	Clemson Indoor Track & Field Complex, Clemson, SC (USA) (i)
2022	200m-short-track	24.77	-	Feb 12, 2022	↑	Clemson Indoor Track & Field Complex, Clemson, SC (USA) (i)
2022	300m	39.97	-	Jan 8, 2022	↑	Clemson Indoor Track & Field Complex, Clemson, SC (USA) (i)
2022	300m-short-track	39.97	-	Jan 8, 2022	↑	Clemson Indoor Track & Field Complex, Clemson, SC (USA) (i)
2022	400m	56.27	-	Feb 11, 2022	↑	Clemson Indoor Track & Field Complex, Clemson, SC (USA) (i)
2022	400m-short-track	56.27	-	Feb 11, 2022	↑	Clemson Indoor Track & Field Complex, Clemson, SC (USA) (i)
2022	400mH	1:01.40	-	Apr 28, 2022	↓	The Penn Relays Carnival, Franklin Field, Philadelphia, PA
2022	600m	1:37.36	-	Jan 8, 2022	↑	Clemson Indoor Track & Field Complex, Clemson, SC (USA) (i)
2022	600m-short-track	1:37.36	-	Jan 8, 2022	↑	Clemson Indoor Track & Field Complex, Clemson, SC (USA) (i)
2022	4x400m	3:39.19	-	Apr 2, 2022	↑	Percy Beard Track, Gainesville, FL (USA)
2022	4x400Metre	3:39.43	-	Jan 29, 2022	↑	Clemson Indoor Track & Field Complex, Clemson, SC (USA) (i)
2022	DistanceMe	11:33.37	-	Feb 24, 2022	↑	Rector Fieldhouse, Blacksburg, VA (USA) (i)
2021	LJ	5.02	-	Feb 20, 2021	-	Ansin Sports Complex, Miramar, FL (USA)
2021	100m	12.08	+2.4	Mar 20, 2021	↓	Tropical Park Track, Miami, FL (USA)
2021	200m	24.63	+1.4	Mar 20, 2021	↓	Tropical Park Track, Miami, FL (USA)
2021	300m-short-track	40.43	-	Dec 3, 2021	↑	Clemson Indoor Track & Field Complex, Clemson, SC (USA) (i)
2021	300m	40.43	-	Dec 3, 2021	↑	Clemson Indoor Track & Field Complex, Clemson, SC (USA) (i)
2021	400m	57.27	-	Jun 11, 2021	↑	Calvary Christian Academy Athletic Fields, Fort Lauderdale, FL (USA)
2021	600m-short-track	1:40.40	-	Dec 3, 2021	↑	Clemson Indoor Track & Field Complex, Clemson, SC (USA) (i)
2021	600m	1:40.40	-	Dec 3, 2021	↑	Clemson Indoor Track & Field Complex, Clemson, SC (USA) (i)
2021	4x400Metre	3:45.78	-	Dec 3, 2021	↑	Clemson Indoor Track & Field Complex, Clemson, SC (USA) (i)

Discipline	Result	Wind	Date	Competitions
200m	25.59	-0.5	Apr 25	PURE Athletics Spring Invitational
400m	56.76	-	Apr 25	PURE Athletics Spring Invitational

Discipline	Result	Wind	Date	Competitions
400m	55.07	-	May 16	ACC Outdoor Track & Field Championships, Kentner Stadium Wake Forest University, Winston Salem, NC
400m	55.07	-	May 15	ACC Outdoor Track & Field Championships, Kentner Stadium Wake Forest University, Winston Salem, NC
400m	54.90	-	May 4	Duke Twilight, Morris Williams T&F Stadium, Durham, NC
4x400m	3:38.89	-	Apr 25	The Penn Relays, Franklin Field, Philadelphia, PA - Olympic Development
4x400m	3:30.67	-	Apr 19	Tom Jones Memorial, Percy Beard Track, Gainesville, FL - Olympic Development
400m	54.29	-	Apr 19	Tom Jones Memorial, Percy Beard Track, Gainesville, FL - Olympic Development
200m	24.93	-1.6	Apr 18	Tom Jones Memorial, Percy Beard Track, Gainesville, FL - Olympic Development
400m	54.29	-	Apr 18	Tom Jones Memorial, Percy Beard Track, Gainesville, FL - Olympic Development
4x400m	3:30.67	-	Apr 18	Tom Jones Memorial, Percy Beard Track, Gainesville, FL - Olympic Development
4x400m	3:33.13	-	Mar 29	Clyde Littlefield Texas Relays presented by Truist
4x400m	3:33.13	-	Mar 26	2025 97th Clyde Littlefield Texas Relays
4x400m	3:33.27	-	Mar 22	UCF Black & Gold Invite
200m	24.34	-0.7	Mar 22	UCF Black & Gold Invite
200m	24.34	-0.7	Mar 21	UCF Black & Gold Invite
4x400m	3:33.27	-	Mar 21	UCF Black & Gold Invite
4x400Metre	3:34.02	-	Mar 3	ACC Indoor Track & Field Championships, Norton Sports Center, Louisville, KY (i)
400m-short-track	54.28	-	Mar 2	ACC Indoor Track & Field Championships, Norton Sports Center, Louisville, KY (i)
4x400Metre	3:34.02	-	Mar 1	ACC Indoor Track & Field Championships, Norton Sports Center, Louisville, KY (i)
400m-short-track	54.28	-	Mar 1	ACC Indoor Track & Field Championships, Norton Sports Center, Louisville, KY (i)
200m-short-track	23.89	-	Feb 15	Clemson Tiger Paw Invitational, Clemson Indoor Track & Field Complex, Clemson, SC (i)
4x400Metre	3:32.73	-	Feb 15	Clemson Tiger Paw Invitational, Clemson Indoor Track & Field Complex, Clemson, SC (i)
400m-short-track	53.73	-	Feb 14	Clemson Tiger Paw Invitational, Clemson Indoor Track & Field Complex, Clemson, SC (i)
4x400Metre	3:32.73	-	Feb 14	Clemson Tiger Paw Invitational, Clemson Indoor Track & Field Complex, Clemson, SC (i)
4x400Metre	3:34.17	-	Feb 1	Bob Pollock Invitational
400m-short-track	53.78	-	Jan 31	Bob Pollock Invitational
4x400Metre	3:34.17	-	Jan 31	Bob Pollock Invitational
200m-short-track	24.04	-	Jan 25	Orange and Purple Invitational
4x400Metre	3:34.49	-	Jan 25	Orange and Purple Invitational
4x400Metre	3:34.49	-	Jan 24	Orange and Purple Invitational
200m-short-track	24.04	-	Jan 24	Orange and Purple Invitational
400m-short-track	53.80	-	Jan 24	Orange and Purple Invitational
4x400Metre	3:35.90	-	Jan 11	Clemson Invite
400m-short-track	53.76	-	Jan 11	Clemson Invite

Discipline	Result	Wind	Date	Competitions
4x400Metre	3:37.72	-	Dec 6	Clemson Opener, Clemson Indoor Track & Field Complex, Clemson, SC (i)
300m-short-track	37.78	-	Dec 6	Clemson Opener, Clemson Indoor Track & Field Complex, Clemson, SC (i)
4x400m	3:32.66	-	Jun 6	NCAA Division I Outdoor Championships, Hayward Field, Eugene, OR
4x400m	3:32.66	-	Jun 5	NCAA Division I Outdoor Championships, Hayward Field, Eugene, OR
4x400m	3:29.46	-	May 25	NCAA Division I East First Rounds
4x400m	3:29.46	-	May 22	NCAA Division I East First Rounds
4x400m	3:32.02	-	May 11	ACC Outdoor Track & Field Championships, Geroge C. Griffin Track, Atlanta, GA
400m	54.05	-	May 11	ACC Outdoor Track & Field Championships, Geroge C. Griffin Track, Atlanta, GA
400m	54.01	-	May 10	ACC Outdoor Track & Field Championships, Geroge C. Griffin Track, Atlanta, GA
400m	54.01	-	May 9	ACC Outdoor Track & Field Championships, Geroge C. Griffin Track, Atlanta, GA
400m	54.05	-	May 9	ACC Outdoor Track & Field Championships, Geroge C. Griffin Track, Atlanta, GA
4x400m	3:32.02	-	May 9	ACC Outdoor Track & Field Championships, Geroge C. Griffin Track, Atlanta, GA
4x400m	3:32.36	-	Apr 27	The Penn Relay Carnival
DistanceMe	11:14.03	-	Apr 26	The Penn Relay Carnival
4x400m	3:31.35	-	Apr 26	The Penn Relay Carnival

FAQ

Frequently asked questions

What is Mackenzie Osher's 300 Metres Short Track personal best?

Mackenzie Osher's 300 Metres Short Track personal best is 37.78, set on Dec 6, 2024 in Clemson Indoor Track & Field Complex, Clemson, SC (USA) (i).

Which events does Mackenzie Osher compete in?

Mackenzie Osher competes in the 300 Metres Short Track and 400 Metres Short Track.

How did Mackenzie Osher perform in 2026?

2026 season best: 25.59, set on Apr 25, 2026. Last competition: PURE Athletics Spring Invitational on Apr 25, 2026, 25.59.

Mackenzie Osher

Personal bests

Performance Charts

Season bests

2026

2025

2024

Honours

No medals

Frequently asked questions