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Mattheus Dos Santos
Class of 2027 · San Clemente, CA
High school track and field athlete profile
National rank · #235
CA rank · #15
4 stars ★★★★☆
Main · 800m
Secondary · Mile
Athlete overview
Graduation year
2027
Hometown
San Clemente, CA
School / team
San Clemente (SS)
Primary event
800m
Secondary event
Mile
Results tracked
76
Star rating
4
TRAX-Score
85.336
Top-End
85.6
Consistency
84.6
Versatility
84.1
Big Meet
89.2
Personal records
Best scored mark in each event across the athlete's complete performance history.
7 events
400m
PR
50.86
Outdoor · 2026
Event Score 76.7
800m
PR
1:51.83
Outdoor · 2026
Event Score 87.5
1500m
PR
3:57.25
Outdoor · 2026
Event Score 78.8
1600m
PR
4:11.35
Outdoor · 2026
Event Score 82.3
Mile
PR
4:12.75
Outdoor · 2026
Event Score 82.4
3200m
PR
9:13.12
Outdoor · 2025
Event Score 75.3
5000m
PR
15:03.40
Cross Country · 2025
Event Score 70.0
Performance history
76 results shown
All events
All years
| Event | Mark | Event Score | Meet | Year | Season | Place |
|---|---|---|---|---|---|---|
| 800m | 1:51.83 | 87.5 | CIF State Track And Field Championships | 2026 | Outdoor | 7 |
| 800m | 1:52.42 | 85.9 | CIF Southern Section Division Finals | 2026 | Outdoor | 1 |
| 800m | 1:52.42 | 85.9 | CIF Southern Section Division 1 Prelims | 2026 | Outdoor | 1 |
| 800m | 1:52.62 | 85.3 | 2025 CIF Southern Section Division Finals | 2025 | Outdoor | 5 |
| 800m | 1:53.17 | 83.8 | CIF Southern Section Division Finals | 2026 | Outdoor | 2 |
| 800m | 1:53.23 | 83.6 | CIF Southern Section Masters | 2026 | Outdoor | 4 |
| 800m | 1:53.44 | 83.1 | CIF State Track And Field Championships | 2026 | Outdoor | 10 |
| 800m | 1:53.62 | 82.6 | CIF Southern Section Masters | 2025 | Outdoor | 7 |
| Mile | 4:12.75 | 82.4 | Nike Outdoor Nationals | 2026 | Outdoor | 4 |
| 1600m | 4:11.35 | 82.3 | Nike Outdoor Nationals | 2026 | Outdoor | 4 |
| 800m | 1:53.76 | 82.2 | CIF State Track And Field Championships 2025 | 2025 | Outdoor | 22 |
| 1600m | 4:11.43 | 82.2 | 46th Irvine T&F Invitational presented by ASICS SATURDAY | 2026 | Outdoor | 1 |
| 800m | 1:54.35 | 80.6 | CIF Southern Section Division 1 Prelims | 2025 | Outdoor | 7 |
| 800m | 1:54.34 | 80.6 | South Coast League championships | 2025 | Outdoor | 1 |
| 800m | 1:54.45 | 80.3 | Nike Outdoor Nationals | 2026 | Outdoor | 45 |
| 1600m | 4:13.54 | 79.8 | Arcadia Invitational | 2026 | Outdoor | 3 |
| Mile | 4:15.22 | 79.6 | Arcadia Invitational | 2026 | Outdoor | 3 |
| 800m | 1:54.77 | 79.5 | Sea View League Finals | 2026 | Outdoor | 1 |
| 800m | 1:54.77 | 79.5 | Sea View League Prelims and Finals | 2026 | Outdoor | 1 |
| 1500m | 3:57.25 | 78.8 | Nike Outdoor Nationals | 2026 | Outdoor | 11 |
| 1500m | 3:57.38 | 78.6 | Arcadia Invitational | 2026 | Outdoor | 1 |
| 800m | 1:55.12 | 78.5 | Trabuco Hills Invitational | 2026 | Outdoor | 2 |
| 400m | 50.86 | 76.7 | Sea View League Finals | 2026 | Outdoor | 1 |
| 400m | 50.86 | 76.7 | Sea View League Prelims and Finals | 2026 | Outdoor | 1 |
| 400m | 50.91 | 76.5 | Tesoro All-Comers | 2025 | Outdoor | 1 |
| 800m | 1:55.94 | 76.4 | Orange County Championships | 2025 | Outdoor | 1 |
| 800m | 1:56.14 | 75.9 | The TEN | 2026 | Outdoor | 12 |
| 3200m | 9:13.12 | 75.3 | South Coast League championships | 2025 | Outdoor | 4 |
| 800m | 1:56.46 | 75 | Adidas Meet of Champions HS Distance Classic | 2025 | Outdoor | 1 |
| 800m | 1:56.46 | 75 | Meet of Champions | 2025 | Outdoor | 1 |
| 3200m | 9:13.88 | 74.9 | Irvine ASICS Track and Field Invitational Saturday | 2025 | Outdoor | 1 |
| 1600m | 4:18.25 | 74.5 | Tesoro vs San Clemente | 2025 | Outdoor | 2 |
| 800m | 1:56.75 | 74.3 | South Coast League championships | 2025 | Outdoor | 3 |
| 800m | 1:57.07 | 73.5 | Dana Hills vs San Clemente | 2026 | Outdoor | 1 |
| 1600m | 4:19.74 | 72.9 | Aliso Niguel vs San Clemente | 2025 | Outdoor | 1 |
| 400m | 51.59 | 72.5 | San Clemente vs Mission Viejo | 2026 | Outdoor | 2 |
| 1600m | 4:21.08 | 71.5 | San Clemente vs Mission Viejo | 2025 | Outdoor | 1 |
| 800m | 1:57.99 | 71.1 | Sea View League Finals | 2026 | Outdoor | 1 |
| 800m | 1:57.99 | 71.1 | Sea View League Prelims and Finals | 2026 | Outdoor | 1 |
| 400m | 51.98 | 70.3 | San Clemente vs Trabuco Hills | 2025 | Outdoor | 2 |
| 800m | 1:58.31 | 70.3 | Beckman vs San Clemente | 2026 | Outdoor | 1 |
| 5000m | 15:03.40 | 70 | CIF State XC Championships | 2025 | Cross Country | 7 |
| 5000m | 15:03.40 | 70 | CIF State XC Championships | 2025 | Cross Country | 24 |
| 400m | 52.21 | 69 | Beckman vs San Clemente | 2026 | Outdoor | 1 |
| 400m | 52.32 | 68.4 | San Clemente vs Beckman | 2025 | Outdoor | 2 |
| 400m | 52.46 | 67.6 | San Clemente vs Capo Valley | 2026 | Outdoor | 1 |
| 800m | 2:00.05 | 66 | Tesoro vs San Clemente | 2025 | Outdoor | 2 |
| 3200m | 9:33.21 | 65.7 | CIF Southern Section Division 1 Prelims | 2025 | Outdoor | 12 |
| 5000m | 15:20.10 | 65.1 | ASICS Clovis XC Invitational | 2025 | Cross Country | 27 |
| 5000m | 15:21.00 | 64.8 | CIF State XC Championships | 2024 | Cross Country | 10 |
| 800m | 2:01.70 | 62 | San Clemente vs Mission Viejo | 2025 | Outdoor | 1 |
| 3200m | 9:42.31 | 61.5 | San Clemente vs Trabuco Hills | 2025 | Outdoor | 2 |
| 400m | 53.71 | 60.9 | Sea View League Finals | 2026 | Outdoor | 2 |
| 400m | 53.71 | 60.9 | Sea View League Prelims and Finals | 2026 | Outdoor | 2 |
| 800m | 2:03.46 | 57.8 | South Coast League Prelims and Finals | 2024 | Outdoor | 2 |
| 400m | 54.54 | 56.6 | San Clemente vs El Toro | 2026 | Outdoor | 1 |
| 5000m | 15:55.70 | 55.2 | ASICS Clovis XC Invitational | 2024 | Cross Country | 35 |
| 400m | 55.06 | 53.9 | Dana Hills vs San Clemente | 2026 | Outdoor | 2 |
| 800m | 2:07.90 | 47.9 | Orange County Championships | 2024 | Outdoor | 14 |
| 800m | 2:07.93 | 47.9 | San Clemente vs Dana Hills | 2024 | Outdoor | 1 |
| 5000m | 16:26.80 | 47.1 | Nike Cross Nationals | 2025 | Cross Country | 104 |
| 1600m | 4:48.23 | 44.9 | Mission Viejo vs San Clemente | 2024 | Outdoor | 2 |
| 800m | 2:10.75 | 42 | San Clemente vs San Juan Hills | 2024 | Outdoor | 2 |
| 800m | 2:10.78 | 41.9 | San Clemente vs. Aliso Niguel | 2024 | Outdoor | 2 |
| 1600m | 4:52.15 | 41.5 | San Clemente vs. Aliso Niguel | 2024 | Outdoor | 4 |
| 3200m | 10:36.10 | 39.3 | APU Meet of Champions - Day and Elite Sessions (CORE Schools) | 2024 | Outdoor | 25 |
| 3200m | 10:37.17 | 38.9 | Triton Invitational | 2024 | Outdoor | 9 |
| 3200m | 10:37.62 | 38.7 | Mission Viejo vs San Clemente | 2024 | Outdoor | 2 |
| 3200m | 10:38.74 | 38.3 | San Clemente vs San Juan Hills | 2024 | Outdoor | 1 |
| 3200m | 10:39.50 | 38 | South Coast League Prelims and Finals | 2024 | Outdoor | 12 |
| 1600m | 4:59.08 | 35.7 | Trabuco Hills vs San Clemente | 2024 | Outdoor | 3 |
| 3200m | 10:46.17 | 35.6 | Trabuco Hills vs San Clemente | 2024 | Outdoor | 4 |
| 3200m | 10:57.73 | 31.5 | San Clemente vs Tesoro | 2024 | Outdoor | 5 |
| 800m | 2:17.04 | 30 | San Clemente vs Tesoro | 2024 | Outdoor | 4 |
| 5000m | 17:53.60 | 27.3 | 41st Annual Southern Cal Invitational | 2023 | Cross Country | 1 |
| 100m | 12.60 | NA | Tesoro All-Comers | 2025 | Outdoor | 7 |
