Athletes
Simply switch between Track & Field, Cross Country and Road Running results.
Sienna
Duncan-Brown
SEX
Women
AGE GROUP
U14
U14
U14
(13 YRS)
LEAD COACH
Under 14
RANKING
23
1500
LATEST RESULT
5:04.73
PERSONAL BEST
5:04.73
Under 14
RANKING
23
1500
LATEST RESULT
5:04.73
PERSONAL BEST
5:04.73
Bio
Best Known Performances
Best Known Performances
| EVENT |
|
|
2026 | 2025 |
|
||
| 600 | 1:46.40 | 1:46.40 | |||||
| 800 | 2:27.91 | 2:27.91 | |||||
| 1000 | 3:12.7 | 3:12.7 | |||||
| 1200 | 3:51.79 | 3:51.79 | |||||
| 1500 | 5:04.73 | 5:04.73 | |||||
| High Jump | 1.30 | 1.30 |
Handicap Progress
Age Group UK Rankings
Age Group UK Rankings
| EVENT |
|
2026 | 2025 |
|
||
| 600 |
U13 8
|
|||||
| 800 |
U14 50
|
|||||
| 1000 |
U13 7
|
|||||
| 1200 |
U13 12
|
|||||
| 1500 |
U14 23
|
|||||
| High Jump |
U13 156
|
