| 20 Jan 23 | r04        | Lyon OULyon OU | 31 - 7 | Bulls Super RugbyBulls Super R |
| 20 Jan 23 | r04        | Leicester TigersLeicester Tig | 26 - 27 | OspreysOspreys |
| 21 Jan 23 | r04        | HarlequinsHarlequins | 39 - 29 | The SharksThe Sharks |
| 21 Jan 23 | r04        | Northampton SaintsNorthampton S | 13 - 31 | Stade RochelaisStade Rochela |
| 21 Jan 23 | r04        | Union Bordeaux BèglesUnion Bordeau | 17 - 26 | GloucesterGloucester |
| 21 Jan 23 | r04        | LeinsterLeinster | 36 - 10 | Racing Métro 92Racing Métro |
| 21 Jan 23 | r04        | Exeter ChiefsExeter Chiefs | 40 - 3 | Castres OlympiqueCastres Olymp |
| 21 Jan 23 | r04        | StormersStormers | 30 - 16 | ASM Clermont AuvergneASM Clermont |
| 21 Jan 23 | r04        | UlsterUlster | 22 - 11 | Sale SharksSale Sharks |
| 22 Jan 23 | r04        | Montpellier Hérault RugbyMontpellier H | 21 - 21 | London IrishLondon Irish |
| 22 Jan 23 | r04        | Stade ToulousainStade Toulous | 20 - 16 | MunsterMunster |
| 22 Jan 23 | r04        | EdinburghEdinburgh | 20 - 14 | SaracensSaracens |