MW

Mackenzie Winning

USAUSAWomen
Birth date-
Height-
Weight-

Mackenzie Winning is a United States sprinter. She competes primarily in the 400m, 800m and 4x400m.

Her personal bests include 56.49 in the 400m, 2:15.51 in the 800m, 3:44.86 in the 4x400m, 3:44.39 in the 4x400Metre and 8:44.74 in the 4x800Metre. She is currently active on the international athletics circuit, representing United States.

Key facts
400 m
56.49
2026 season best
2:15.51
Jun 19, 2026 · Hayward Field, Eugene, OR (USA)
2026 season best
Last competition
USA U20 Championships
Jun 19, 2026 · 2:15.51
USA U20 Championships

As of Oct 3, 2026: 400 m 56.49, 2026 season best 2:15.51 (Jun 19, 2026, Hayward Field, Eugene, OR (USA)) · Last competition: USA U20 Championships, Jun 19, 2026, 2:15.51

PB

Personal bests

56.49
2:15.51
4x400m
3:44.86
4x400Metrei
3:44.39
4x800Metrei
8:44.74
4x800Metre
8:49.18
DistanceMei
11:40.71

Performance Charts

Season bests

SeasonDisciplineResultWindDateTrendCompetitions
2026
800m
2:15.51-Jun 19, 2026-USA U20 Championships
2026
4x400Metrei
3:44.39-Mar 15, 2026
↑
New Balance Nationals Indoors
2026
4x800Metrei
8:44.74-Mar 12, 2026
↓
New Balance Nationals Indoors
2026
4x800Metre
8:49.18-Feb 1, 2026
↓
Millrose Games
2025
400m
56.49-Jun 21, 2025
↑
New Balance Nationals Outdoors
2025
4x400m
3:44.86-Jun 22, 2025-New Balance Nationals Outdoors
2025
4x400Metrei
3:45.53-Mar 16, 2025
↑
New Balance Nationals Indoors
2025
4x800Metrei
8:46.04-Mar 13, 2025
↓
New Balance Nationals Indoors
2025
4x800Metre
8:51.45-Jun 20, 2025
↓
New Balance Nationals Outdoors
2025
DistanceMei
11:40.71-Mar 13, 2025-New Balance Nationals Indoors
2024
400m
59.35-Jun 27, 2024
↑
USATF Youth National Championship

2026

5 performances
DisciplineResultWindDateCompetitions
800m
2:15.51-Jun 19USA U20 Championships
800m
2:15.51-Jun 18USA U20 Championships
4x400Metrei
3:44.39-Mar 15New Balance Nationals Indoors
4x800Metrei
8:44.74-Mar 12New Balance Nationals Indoors
4x800Metre
8:49.18-Feb 1Millrose Games

2025

10 performances
DisciplineResultWindDateCompetitions
4x400m
3:44.86-Jun 22New Balance Nationals Outdoors
400m
56.49-Jun 21New Balance Nationals Outdoors
4x800Metre
8:51.45-Jun 20New Balance Nationals Outdoors
4x800Metre
8:54.06-Apr 25The Penn Relays, Franklin Field, Philadelphia, PA - Olympic Development
4x400Metrei
3:45.53-Mar 16New Balance Nationals Indoors
DistanceMei
11:40.71-Mar 13New Balance Nationals Indoors
4x800Metrei
8:46.04-Mar 13New Balance Nationals Indoors
4x800Metrei
8:55.47-Feb 8Millrose Games
4x800Metrei
9:13.94-Jan 19Virginia Showcase
4x400Metrei
3:51.73-Jan 18Virginia Showcase

2024

2 performances
DisciplineResultWindDateCompetitions
400m
59.64-Jun 29USATF Youth National Championship
400m
59.35-Jun 27USATF Youth National Championship

Honours

No medals

FAQ

Frequently asked questions

What is Mackenzie Winning's 400 m personal best?

Mackenzie Winning's 400 m personal best is 56.49, set on Jun 21, 2025 in Franklin Field, Philadelphia, PA (USA).

Which events does Mackenzie Winning compete in?

Mackenzie Winning competes in the 400 m.

How did Mackenzie Winning perform in 2026?

2026 season best: 2:15.51, set on Jun 19, 2026 in Hayward Field, Eugene, OR (USA). Last competition: USA U20 Championships on Jun 19, 2026, 2:15.51.