MC
Mackenzie Collins
USAWomenBirth date-
Height-
Weight-
Mackenzie Collins is a United States sprinter. She competes primarily in the 100m, 200m and 400m.
Her personal bests include 12.64 in the 100m, 23.75 in the 200m, 53.26 in the 400m, 56.08 in the 400mH and 45.18 in the 4x100m. She is currently active on the international athletics circuit, representing United States.
Key facts
400 m
53.26
Last competition
NCAA Division I West First Rounds
May 30, 2026 · 57.12
As of Oct 2, 2026: 400 m hurdles 56.08 (#828 all-time), 400 m 53.26, 2026 season best 56.08 (Apr 30, 2026, Mike A. Myers Stadium, Austin, TX (USA)) · Last competition: NCAA Division I West First Rounds, May 30, 2026, 57.12
PB
Personal bests
12.64
23.75
53.26
4x100m
45.18
4x400m
3:28.52
4x400Metrei
3:34.92
4x400Metre
3:34.92
DistanceMei
11:20.91
400m-short-tracki
54.19
400m-short-track
54.80
200m-short-tracki
24.70
300mi
38.46
300m-short-tracki
38.46
300m-short-track
38.46
300MetresH
41.59