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Sienna Dinsmore

Triton · Class of 2030

23 resultsTrack & Field2025–20261 first-place finishes
WrappedYour 2026 Outdoor Track season, WrappedRaces, wins, PRs and rankings as cards for your Instagram StoryShare it →

Personal bests

Best marks in available results
Event / courseMarkMeetDate
100 Meters · OutdoorMSTCA Invacational & Pentathlon · Apr 2414.15aMSTCA Invacational & PentathlonApril 24, 2026
200 Meters · OutdoorMSTCA Invacational & Pentathlon · Apr 2428.58aMSTCA Invacational & PentathlonApril 24, 2026
300 Meters · IndoorCape Ann League Meet #3 · Jan 746.25aCape Ann League Meet #3January 7, 2026
400 Meters · Outdoor15th Annual Henry Sheldon Invitational · May 161:03.67a15th Annual Henry Sheldon InvitationalMay 16, 2026
55 Meter · IndoorCape Ann League Meet #3 · Jan 78.29aCape Ann League Meet #3January 7, 2026
55 Meters · IndoorCape Ann League Meet #4 · Jan 138.35Cape Ann League Meet #4January 13, 2026
Long Jump · Outdoor15th Annual Henry Sheldon Invitational · May 1617' 1"15th Annual Henry Sheldon InvitationalMay 16, 2026

Best marks from the meets included here. Cross Country bests are grouped by course and distance.

2026 Outdoor Track

17 results
DateMeetEventPlMarkGr
Jun 15Massachusetts Middle School Track & Field State Championship- Division 3Jun 15 · Long Jump · Place 4 · TritonTritonLong Jump4.15-01.508
Jun 15Massachusetts Middle School Track & Field State Championship- Division 3Jun 15 · 400 Meters · Place 6 · TritonTriton400 Meters6.1:05.14a8
Jun 15Massachusetts Middle School Track & Field State Championship- Division 3Jun 15 · 200 Meters · Place 15 · TritonTriton200 Meters15.29.07a8
May 29MIAA Division 5 Track & Field ChampionshipMay 29 · Long Jump · Place 9 · Triton RegionalTriton RegionalLong Jump9.15-08.508
May 23Cape Ann League ChampionshipsMay 23 · Long Jump · Place 5 · Triton RegionalTriton RegionalLong Jump5.16' 1"8
May 1615th Annual Henry Sheldon InvitationalMay 16 · Long Jump · Place 5 · Triton RegionalTriton RegionalLong Jump5.17' 1" PB8
May 1615th Annual Henry Sheldon InvitationalMay 16 · 400 Meters · Place 5 · Triton RegionalTriton Regional400 Meters5.1:03.67a PB8
May 13Newburyport vs. TritonMay 13 · Long Jump · Place 3 · Triton RegionalTriton RegionalLong Jump3.15' 2"8
May 13Newburyport vs. TritonMay 13 · 100 Meters · Place 5 · Triton RegionalTriton Regional100 Meters5.14.17aWind: 08
May 6Triton. Vs. Essex TechMay 6 · Long Jump · Place 1 · Triton RegionalTriton RegionalLong Jump1.16'03.258
May 6Triton. Vs. Essex TechMay 6 · 200 Meters · Place 3 · Triton RegionalTriton Regional200 Meters3.29.02a8
Apr 28Triton Vs. North Reading Dual MeetApr 28 · Long Jump · Place 4 · Triton RegionalTriton RegionalLong Jump4.15'02.008
Apr 28Triton Vs. North Reading Dual MeetApr 28 · 200 Meters · Place 2 · Triton RegionalTriton Regional200 Meters2.28.94a8
Apr 24MSTCA Invacational & PentathlonApr 24 · 200 Meters · Place 41 · Triton RegionalTriton Regional200 Meters4128.58a PB8
Apr 24MSTCA Invacational & PentathlonApr 24 · 100 Meters · Place 55 · Triton RegionalTriton Regional100 Meters5514.15a PB8
Apr 1Triton vs. Amesbury (Scrimmage)Apr 1 · Long Jump · Place 3 · Triton RegionalTriton RegionalLong Jump3.13'10.008
Apr 1Triton vs. Amesbury (Scrimmage)Apr 1 · 100 Meters · Place 3 · Triton RegionalTriton Regional100 Meters3.14.4a8

2026 Indoor Track

4 results
DateMeetEventPlMarkGr
Jan 13Cape Ann League Meet #4Jan 13 · 55 Meters · Place 20 · TritonTriton55 Meters208.35 PB8
Jan 13Cape Ann League Meet #4Jan 13 · 55 Meters · Place 20 · TritonTriton55 Meters208.358
Jan 7Cape Ann League Meet #3Jan 7 · 300 Meters · Place 7 · Triton RegionalTriton Regional300 Meters7.46.25a PB8
Jan 7Cape Ann League Meet #3Jan 7 · 55 Meter · Place 17 · Triton RegionalTriton Regional55 Meter17.8.29a PB8

2025 Indoor Track

2 results
DateMeetEventPlMarkGr
Dec 30Cape Ann League Meet #2Dec 30 · 300 Meters · Place 12 · Triton RegionalTriton Regional300 Meters12.47.42a8
Dec 14Cape Ann League Meet #1Dec 14 · 300 Meters · Place 7 · Triton RegionalTriton Regional300 Meters7.47.20a8