Dummett SIENNA

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Dummett SIENNA is a Canada sprinter. She competes primarily in the 100m, 200m and 4x100m.

Her personal bests include 12.85 in the 100m, 25.95 in the 200m and 48.02 in the 4x100m. She is currently active on the international athletics circuit, representing Canada.

2026 season best12.83Jul 28, 2026 · Varsity Stadium, Toronto
2026 season best
Last competitionHamilton Last Chance, Campbell Track, HamiltonAug 2, 2026 · 12.88
Hamilton Last Chance, Campbell Track, Hamilton

As of Nov 15, 2026: 2026 season best 12.83 (Jul 28, 2026, Varsity Stadium, Toronto (CAN)) · Last competition: Hamilton Last Chance, Campbell Track, Hamilton, Aug 2, 2026, 12.88

Personal bests

WA points calculator →
DisciplineResultAll-time
100mToronto 2026Canada 100 m all-time list12.85830 pts–
200mBrampton 2026Canada 200 m all-time list25.95856 pts–
4x100mToronto 2026Canada 4 × 100 m all-time list48.02–

Progression

SeasonDisciplineResultWindDateCompetitions
2026100m 12.83-1.0Jul 28, 2026University of Toronto Track Club - Twilight 5, Varsity Stadium, Toronto
2026200m 25.95-3.2Jul 5, 2026Flying Angels International Track & Field Classic
20264x100m 48.02–Jun 5, 2026OFSAA Championships