Most Improved 400m Girls Sprinters from Last Season - Jan 16

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We compare year-over-year improvements for athletes whose 2026 performance has dropped in time compared to their 2025 records thus far. This article includes performances through January 15th.

Most Improved - 400 Meter Dash

Comparing 2026 season to 2025 season

Rank Improved Athlete/Team Class 2025 PR 2026 PR
1 -15.46 2028 1:29.38 1:13.92
2 -13.92 2027 1:27.69 1:13.77
3 -13.64 2026 1:18.66 1:05.02
4 -10.43 2027 1:24.72 1:14.29
5 -8.65