Head to Head
| Premiership Rugby | 2023/10/14 13:00 | Gloucester v Harlequins | L | 29-28 |
| Premiership Rugby Cup | 2023/09/22 18:45 | Gloucester v Harlequins | L | 25-17 |
| Premiership Rugby | 2023/02/17 19:45 | Gloucester v Harlequins | L | 28-26 |
| Premiership Rugby | 2022/11/25 19:45 | Harlequins v Gloucester | W | 21-12 |
| Premiership Rugby | 2022/05/21 14:00 | Harlequins v Gloucester | W | 28-24 |
| Premiership Rugby | 2022/01/02 15:00 | Gloucester v Harlequins | W | 17-20 |
| Premiership Rugby | 2021/03/20 14:00 | Harlequins v Gloucester | W | 59-24 |
| Premiership Rugby | 2020/12/06 16:15 | Gloucester v Harlequins | W | 24-34 |
Home History
| Premiership Rugby | 2023/12/23 15:05 | Bath v Harlequins | L | 25-17 |
| European Rugby Champions Cup | 2023/12/17 15:15 | Harlequins v Toulouse | L | 19-47 |
| European Rugby Champions Cup | 2023/12/10 17:30 | Racing Metro v Harlequins | W | 28-31 |
| Premiership Rugby | 2023/12/01 19:45 | Harlequins v Sale Sharks | W | 36-3 |
| Premiership Rugby | 2023/11/24 19:45 | Northampton v Harlequins | L | 36-33 |
| Premiership Rugby | 2023/11/18 17:30 | Harlequins v Saracens | L | 10-38 |
| Premiership Rugby | 2023/11/11 15:05 | Leicester v Harlequins | W | 25-29 |
| Premiership Rugby | 2023/11/04 15:00 | Harlequins v Newcastle Falcons | W | 40-12 |
Away History
| Premiership Rugby | 2023/12/23 15:00 | Gloucester v Northampton | L | 29-31 |
| European Rugby Challenge Cup | 2023/12/15 20:00 | Gloucester v Clermont | W | 28-17 |
| European Rugby Challenge Cup | 2023/12/09 13:00 | Black Lion v Gloucester | W | 10-15 |
| Premiership Rugby | 2023/12/02 14:00 | Bristol v Gloucester | L | 51-26 |
| Premiership Rugby | 2023/11/25 14:30 | Gloucester v Leicester | L | 20-38 |
| Premiership Rugby | 2023/11/19 15:00 | Exeter Chiefs v Gloucester | L | 25-24 |
| Premiership Rugby | 2023/11/10 19:45 | Gloucester v Bath | L | 27-45 |
| Premiership Rugby | 2023/11/03 19:45 | Sale Sharks v Gloucester | L | 24-10 |