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| IAAF World Youth Championships, 6/10 July, 2011, Lille, France | Representing |
| 6/10 July | Girls | 800 Metres | HEAT 4 | 2 | Katie Snowden | (Herne Hill Harriers) | 2:14.10 | Q | | Great Britain & Northern Ireland |
| 6/10 July | Girls | 800 Metres | S-FINAL 2 | 1 | Katie Snowden | (Herne Hill Harriers) | 2:05.67 | Q | | Great Britain & Northern Ireland |
| 6/10 July | Girls | 800 Metres | FINAL | 7 | Katie Snowden | (Herne Hill Harriers) | 2:05.64 | | | Great Britain & Northern Ireland |
| 6/10 July | Girls | 1500 Metres | HEAT 2 | 3 | Georgia Peel | (Aldershot, Farnham & District AC) | 4:19.14 | Q | | Great Britain & Northern Ireland |
| 6/10 July | Girls | 1500 Metres | FINAL | 4 | Georgia Peel | (Aldershot, Farnham & District AC) | 4:16.36 | | | Great Britain & Northern Ireland |
