| Country: | Great Britain |
| Grand Prix: | Silverstone |
| Gp3 Round No: | 3 |
| Gp3 Season No: | 8 |
| Year: | 2013 |
| Location: | Silverstone Circuit Silverstone, United Kingdom |
| Course: | Permanent racing facility |
| Course Mi: | 3.667 |
| Course Km: | 5.901 |
| Gp3date R1: | 29 June |
| Gp3laps R1: | 15 |
| Gp3pole Driver Country: | EST |
| Gp3pole Driver: | Kevin Korjus |
| Gp3pole Team: | Koiranen GP |
| Gp3pole Time: | 1:46.360 |
| Gp3first Driver Country R1: | FRA |
| Gp3first Driver R1: | Jack Harvey |
| Gp3first Team R1: | ART Grand Prix |
| Gp3second Driver Country R1: | EST |
| Gp3second Driver R1: | Kevin Korjus |
| Gp3second Team R1: | Koiranen GP |
| Gp3third Driver Country R1: | ARG |
| Gp3third Driver R1: | Facu Regalia |
| Gp3third Team R1: | ART Grand Prix |
| Gp3fast Driver Country R1: | GBR |
| Gp3fast Driver R1: | Jack Harvey |
| Gp3fast Team R1: | ART Grand Prix |
| Gp3fast Time R1: | 1:48.743 |
| Gp3fast Lap R1: | 13 |
| Gp3date R2: | 30 June |
| Gp3laps R2: | 15 |
| Gp3first Driver Country R2: | ITA |
| Gp3first Driver R2: | Giovanni Venturini |
| Gp3first Team R2: | Trident |
| Gp3second Driver Country R2: | GBR |
| Gp3second Driver R2: | Nick Yelloly |
| Gp3second Team R2: | Carlin |
| Gp3third Driver Country R2: | CHE |
| Gp3third Driver R2: | Alex Fontana |
| Gp3third Team R2: | Jenzer Motorsport |
| Gp3fast Driver Country R2: | RUS |
| Gp3fast Driver R2: | Daniil Kvyat |
| Gp3fast Team R2: | MW Arden |
| Gp3fast Time R2: | 1:49.112 |
| Gp3fast Lap R2: | 15 |
The 2013 Silverstone GP3 Series round was a GP3 Series motor race held on 29 and 30 June 2013 at Silverstone Circuit in Silverstone, United Kingdom. It was the third round of the 2013 GP3 Season. The race supported the 2013 British Grand Prix.
Both Jack Harvey and Giovanni Venturini won the Feature and Sprint races respectively resulting in both drivers earning their first victories of the season.
| Driver | Points | |||
|---|---|---|---|---|
| 1 |  Tio Ellinas | 69 | ||
| 2 | 2 |  Kevin Korjus | 59 | |
| 1 | 3 |  Conor Daly | 51 | |
| 1 | 4 |  Aaro Vainio | 44 | |
| 5 | 5 |  Jack Harvey | 42 |
| Team | Points | |||
|---|---|---|---|---|
| 1 |  ART Grand Prix | 134 | ||
| 2 | Koiranen GP | 103 | ||
| 3 |  MW Arden | 85 | ||
| 4 | Marussia Manor Racing | 72 | ||
| 5 |  Jenzer Motorsport | 45 |
