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| European Junior (U20) Championships, 20-23 July, 2017, Grosetto, Italy | Representing |
| 20 July | Under-20 Men | 100 Metres | HEAT 2 | 1 | Rechmial Miller | (Hercules Wimbledon AC) | 10.55/0.2 | Q | | |
| 20 July | Under-20 Men | 100 Metres | S-FINAL 1 | 8 | Rechmial Miller | (Hercules Wimbledon AC) | 10.94/0.3 | | | |
| 22 July | Under-20 Men | 100 Metres | FINAL | 2 | Robert Sakala | (Croydon Harriers) | 13.48/0 | | Surrey U20 Record | |
| 22 July | Under-20 Men | 100 Metres | DEC | 7h1 | Sam Talbot | (Exeter Harriers) | 11.29/-2 | | | |
| 21 July | Under-20 Men | 200 Metres | HEAT 1 | 2 | Robert Sakala | (Croydon Harriers) | 13.62/0.8 | Q | | |
| 21 July | Under-20 Men | 200 Metres | S-FINAL 3 | 3 | Robert Sakala | (Croydon Harriers) | 13.88/-1.4 | q | | |
| 22 July | Under-20 Men | Long Jump | DEC | - | Sam Talbot | (Exeter Harriers) | NM | | | |
| 20 July | Under-20 Women | 100 Metres | HEAT 2 | 1 | Olivia Okoli | (Guildford & Godalming AC) | 11.65/-0.1 | Q | | |
| 20 July | Under-20 Women | 100 Metres | S-FINAL 2 | 2 | Olivia Okoli | (Guildford & Godalming AC) | 11.78/-1.2 | Q | | |
| 21 July | Under-20 Women | 100 Metres | FINAL | 4 | Olivia Okoli | (Guildford & Godalming AC) | 11.86/-1.4 | | | |
| 21 July | Under-20 Women | 200 Metres | HEAT 3 | 1 | Maya Bruney | (Blackheath & Bromley Harriers AC) | 23.47/-1.9 | Q | | |
| 22 July | Under-20 Women | 200 Metres | S-FINAL 1 | 1 | Maya Bruney | (Blackheath & Bromley Harriers AC) | 23.07/-1.9 | Q | Surrey U20 Record | |
| 22 July | Under-20 Women | 200 Metres | FINAL | 1 | Maya Bruney | (Blackheath & Bromley Harriers AC) | 23.04/-1 | | Surrey U20 Record | |
| 23 July | Under-20 Women | 4 X 100 Metres Relay | HEAT 2 | 1 | Olivia Okoli (Leg 4) | (Guildford & Godalming AC) | 44.5 | Q | | |
| 23 July | Under-20 Women | 4 X 100 Metres Relay | HEAT 2 | 1 | Jazz Crawford (Leg 3) | (Blackheath & Bromley Harriers AC) | 44.5 | Q | | |
| 23 July | Under-20 Women | 4 X 100 Metres Relay | FINAL | 3 | Maya Bruney (Leg 3) | (Blackheath & Bromley Harriers AC) | 44.17 | | | |
| 23 July | Under-20 Women | 4 X 100 Metres Relay | FINAL | 3 | Olivia Okoli (Leg 4) | (Guildford & Godalming AC) | 44.17 | | | |
| 23 July | Under-20 Women | 4 X 400 Metres Relay | FINAL | 3 | Maya Bruney (Leg 2) | (Blackheath & Bromley Harriers AC) | 3:33.68 | | | |
