| 2019-01-17 20:00:0017/01/2019 |   Dragons vs Enisei-STM | 47 - 5 | Europe Challenge Cup Grupo 1 | 2019-2020 | Rodney Parade |
| 2019-01-17 20:00:0017/01/2019 |   Worcester Warriors vs Castres | 27 - 33 | Europe Challenge Cup Grupo 1 | 2019-2020 | Sixways Stadium |
| 2019-10-16 00:00:0016/10/2019 |   Scarlets vs London Irish | 20 - 16 | Europe Challenge Cup Grupo 2 | 2019-2020 | Parc y Scarlets |
| 2019-11-15 00:00:0015/11/2019 |   Bayonne vs Toulon | 13 - 20 | Europe Challenge Cup Grupo 2 | 2019-2020 | Stade Jean Dauger |
| 2019-11-15 00:00:0015/11/2019 |   Agen vs Edinburgh | 10 - 31 | Europe Challenge Cup Grupo 3 | 2019-2020 | Stade Armandie |
| 2019-11-15 00:00:0015/11/2019 |   Stade Francais Paris vs Brive | 11 - 27 | Europe Challenge Cup Grupo 4 | 2019-2020 | Stade Jean Bouin |
| 2019-11-15 19:00:0015/11/2019 | Enisei-STM vs Worcester Warriors | 14 - 57 | Europe Challenge Cup Grupo 1 | 2019-2020 | Kuban Stadium |
| 2019-11-16 00:00:0016/11/2019 |   Bordeaux-Begles vs Wasps | 40 - 30 | Europe Challenge Cup Grupo 3 | 2019-2020 | Stade Chaban Delmas |
| 2019-11-16 00:00:0016/11/2019 |   Bristol Bears vs Zebre RC | 59 - 21 | Europe Challenge Cup Grupo 4 | 2019-2020 | Ashton Gate Stadium |
| 2019-11-16 00:00:0016/11/2019 |   Calvisano vs Cardiff Blues | 16 - 38 | Europe Challenge Cup Grupo 5 | 2019-2020 | Pata Stadium |
| 2019-11-16 00:00:0016/11/2019 |   Leicester Tigers vs Pau | 41 - 20 | Europe Challenge Cup Grupo 5 | 2019-2020 | Welford Road |
| 2019-11-16 15:00:0016/11/2019 | Dragons vs Castres | 31 - 17 | Europe Challenge Cup Grupo 1 | 2019-2020 | Rodney Parade |
| 2019-11-22 00:00:0022/11/2019 | Toulon vs Scarlets | 17 - 16 | Europe Challenge Cup Grupo 2 | 2019-2020 | Stade Felix Mayol |
| 2019-11-22 00:00:0022/11/2019 | Edinburgh vs Bordeaux-Begles | 16 - 16 | Europe Challenge Cup Grupo 3 | 2019-2020 | Murrayfield |
| 2019-11-22 00:00:0022/11/2019 | Brive vs Bristol Bears | 0 - 36 | Europe Challenge Cup Grupo 4 | 2019-2020 | Stade Amedee Domenech |
| 2019-11-22 00:00:0022/11/2019 | Pau vs Calvisano | 61 - 10 | Europe Challenge Cup Grupo 5 | 2019-2020 | Stade du Hameau |
| 2019-11-22 14:00:0022/11/2019 | Castres vs Worcester Warriors | 17 - 9 | Europe Challenge Cup Grupo 1 | 2019-2020 | Stade Pierre Fabre |
| 2019-11-22 18:00:0022/11/2019 | Enisei-STM vs Dragons | 22 - 49 | Europe Challenge Cup Grupo 1 | 2019-2020 | Kuban Stadium |
| 2019-11-23 00:00:0023/11/2019 | London Irish vs Bayonne | 45 - 31 | Europe Challenge Cup Grupo 2 | 2019-2020 | Madejski Stadium |
| 2019-11-23 00:00:0023/11/2019 | Wasps vs Agen | 32 - 14 | Europe Challenge Cup Grupo 3 | 2019-2020 | Ricoh Arena |
| 2019-11-23 00:00:0023/11/2019 | Zebre RC vs Stade Francais Paris | 12 - 13 | Europe Challenge Cup Grupo 4 | 2019-2020 | Stadio Sergio Lanfranchi |
| 2019-11-23 00:00:0023/11/2019 | Cardiff Blues vs Leicester Tigers | 11 - 14 | Europe Challenge Cup Grupo 5 | 2019-2020 | Cardiff Arms Park |
| 2019-12-06 00:00:0006/12/2019 | Agen vs Bordeaux-Begles | 3 - 73 | Europe Challenge Cup Grupo 3 | 2019-2020 | Stade Armandie |
| 2019-12-06 00:00:0006/12/2019 | Edinburgh vs Wasps | 31 - 20 | Europe Challenge Cup Grupo 3 | 2019-2020 | Murrayfield |
| 2019-12-06 19:00:0006/12/2019 | Enisei-STM vs Castres | 12 - 28 | Europe Challenge Cup Grupo 1 | 2019-2020 | Kuban Stadium |
| 2019-12-07 00:00:0007/12/2019 | Toulon vs London Irish | 37 - 17 | Europe Challenge Cup Grupo 2 | 2019-2020 | Stade Felix Mayol |
| 2019-12-07 00:00:0007/12/2019 | Bayonne vs Scarlets | 11 - 19 | Europe Challenge Cup Grupo 2 | 2019-2020 | Stade Jean Dauger |
| 2019-12-07 00:00:0007/12/2019 | Zebre RC vs Brive | 27 - 24 | Europe Challenge Cup Grupo 4 | 2019-2020 | Pata Stadium |
| 2019-12-07 00:00:0007/12/2019 | Bristol Bears vs Stade Francais Paris | 37 - 11 | Europe Challenge Cup Grupo 4 | 2019-2020 | Ashton Gate Stadium |
| 2019-12-07 00:00:0007/12/2019 | Leicester Tigers vs Calvisano | 59 - 7 | Europe Challenge Cup Grupo 5 | 2019-2020 | Welford Road |
| 2019-12-07 00:00:0007/12/2019 | Cardiff Blues vs Pau | 54 - 22 | Europe Challenge Cup Grupo 5 | 2019-2020 | Cardiff Arms Park |
| 2019-12-07 15:00:0007/12/2019 | Worcester Warriors vs Dragons | 34 - 28 | Europe Challenge Cup Grupo 1 | 2019-2020 | Sixways Stadium |
| 2019-12-13 00:00:0013/12/2019 | Brive vs Zebre RC | 24 - 10 | Europe Challenge Cup Grupo 4 | 2019-2020 | Stade Amedee Domenech |
| 2019-12-13 18:00:0013/12/2019 | Castres vs Enisei-STM | 22 - 10 | Europe Challenge Cup Grupo 1 | 2019-2020 | Stade Pierre Fabre |
| 2019-12-13 20:00:0013/12/2019 | Dragons vs Worcester Warriors | 25 - 16 | Europe Challenge Cup Grupo 1 | 2019-2020 | Rodney Parade |
| 2019-12-14 00:00:0014/12/2019 | London Irish vs Toulon | 20 - 26 | Europe Challenge Cup Grupo 2 | 2019-2020 | Madejski Stadium |
| 2019-12-14 00:00:0014/12/2019 | Scarlets vs Bayonne | 46 - 5 | Europe Challenge Cup Grupo 2 | 2019-2020 | Parc y Scarlets |
| 2019-12-14 00:00:0014/12/2019 | Bordeaux-Begles vs Agen | 33 - 6 | Europe Challenge Cup Grupo 3 | 2019-2020 | Stade Chaban Delmas |
| 2019-12-14 00:00:0014/12/2019 | Wasps vs Edinburgh | 7 - 9 | Europe Challenge Cup Grupo 3 | 2019-2020 | Ricoh Arena |
| 2019-12-14 00:00:0014/12/2019 | Stade Francais Paris vs Bristol Bears | 16 - 18 | Europe Challenge Cup Grupo 4 | 2019-2020 | Stade Jean Bouin |
| 2019-12-14 00:00:0014/12/2019 | Pau vs Cardiff Blues | 34 - 29 | Europe Challenge Cup Grupo 5 | 2019-2020 | Stade du Hameau |
| 2019-12-14 00:00:0014/12/2019 | Calvisano vs Leicester Tigers | 13 - 20 | Europe Challenge Cup Grupo 5 | 2019-2020 | Pata Stadium |
| 2020-01-11 00:00:0011/01/2020 | Bayonne vs London Irish | 27 - 10 | Europe Challenge Cup Grupo 2 | 2019-2020 | Stade Jean Dauger |
| 2020-01-11 00:00:0011/01/2020 | Scarlets vs Toulon | 15 - 27 | Europe Challenge Cup Grupo 2 | 2019-2020 | Parc y Scarlets |
| 2020-01-11 00:00:0011/01/2020 | Bordeaux-Begles vs Edinburgh | 32 - 17 | Europe Challenge Cup Grupo 3 | 2019-2020 | Stade Chaban Delmas |
| 2020-01-11 00:00:0011/01/2020 | Agen vs Wasps | 24 - 52 | Europe Challenge Cup Grupo 3 | 2019-2020 | Stade Armandie |
| 2020-01-11 00:00:0011/01/2020 | Stade Francais Paris vs Zebre RC | 24 - 29 | Europe Challenge Cup Grupo 4 | 2019-2020 | Stade Jean Bouin |
| 2020-01-11 00:00:0011/01/2020 | Bristol Bears vs Brive | 52 - 3 | Europe Challenge Cup Grupo 4 | 2019-2020 | Ashton Gate Stadium |
| 2020-01-11 00:00:0011/01/2020 | Calvisano vs Pau | 19 - 47 | Europe Challenge Cup Grupo 5 | 2019-2020 | Pata Stadium |
| 2020-01-11 00:00:0011/01/2020 | Leicester Tigers vs Cardiff Blues | 30 - 20 | Europe Challenge Cup Grupo 5 | 2019-2020 | Welford Road |
| 2020-01-11 16:30:0011/01/2020 | Castres vs Dragons | 42 - 14 | Europe Challenge Cup Grupo 1 | 2019-2020 | Stade Pierre Fabre |
| 2020-01-11 17:00:0011/01/2020 | Worcester Warriors vs Enisei-STM | 66 - 10 | Europe Challenge Cup Grupo 1 | 2019-2020 | |
| 2020-01-18 00:00:0018/01/2020 | Toulon vs Bayonne | 50 - 6 | Europe Challenge Cup Grupo 2 | 2019-2020 | Stade Felix Mayol |
| 2020-01-18 00:00:0018/01/2020 | London Irish vs Scarlets | 14 - 33 | Europe Challenge Cup Grupo 2 | 2019-2020 | Madejski Stadium |
| 2020-01-18 00:00:0018/01/2020 | Edinburgh vs Agen | 36 - 0 | Europe Challenge Cup Grupo 3 | 2019-2020 | Murrayfield |
| 2020-01-18 00:00:0018/01/2020 | Wasps vs Bordeaux-Begles | 0 - 27 | Europe Challenge Cup Grupo 3 | 2019-2020 | Ricoh Arena |
| 2020-01-18 00:00:0018/01/2020 | Brive vs Stade Francais Paris | 33 - 29 | Europe Challenge Cup Grupo 4 | 2019-2020 | Stade Amedee Domenech |
| 2020-01-18 00:00:0018/01/2020 | Zebre RC vs Bristol Bears | 7 - 7 | Europe Challenge Cup Grupo 4 | 2019-2020 | Stadio Sergio Lanfranchi |
| 2020-01-18 00:00:0018/01/2020 | Pau vs Leicester Tigers | 24 - 17 | Europe Challenge Cup Grupo 5 | 2019-2020 | Stade du Hameau |
| 2020-01-18 00:00:0018/01/2020 | Cardiff Blues vs Calvisano | 64 - 3 | Europe Challenge Cup Grupo 5 | 2019-2020 | Cardiff Arms Park |
| 2020-09-18 19:45:2718/09/2020 | Bristol Bears vs Dragons | 56 - 17 | Europe Challenge Cup | 2019-2020 | Ashton Gate Stadium |
| 2020-09-19 13:30:3119/09/2020 | Bordeaux-Begles vs Edinburgh | 23 - 14 | Europe Challenge Cup | 2019-2020 | Stade Chaban Delmas |
| 2020-09-19 21:15:1319/09/2020 | Toulon vs Scarlets | 11 - 6 | Europe Challenge Cup | 2019-2020 | Stade Felix Mayol |
| 2020-09-20 15:00:0920/09/2020 | Leicester Tigers vs Castres | 28 - 0 | Europe Challenge Cup | 2019-2020 | Welford Road |
| 2020-09-25 19:45:5425/09/2020 | Bristol Bears vs Bordeaux-Begles | 37 - 20 | Europe Challenge Cup | 2019-2020 | Ashton Gate Stadium |
| 2020-09-26 16:00:5326/09/2020 | Toulon vs Leicester Tigers | 34 - 19 | Europe Challenge Cup | 2019-2020 | Stade Felix Mayol |
