| 07 Sep 14 | r01        | ZebreZebre | 26 - 41 | Cardiff BluesCardiff Blues |
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| 14 Sep 14 | r02        | Cardiff BluesCardiff Blues | 12 - 33 | GlasgowGlasgow |
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| 19 Sep 14 | r03        | Cardiff BluesCardiff Blues | 9 - 26 | UlsterUlster |
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| 26 Sep 14 | r04        | LeinsterLeinster | 37 - 23 | Cardiff BluesCardiff Blues |
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| 03 Oct 14 | r05        | ConnachtConnacht | 24 - 24 | Cardiff BluesCardiff Blues |
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| 12 Oct 14 | r06        | OspreysOspreys | 26 - 15 | Cardiff BluesCardiff Blues |
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| 01 Nov 14 | r07        | Cardiff BluesCardiff Blues | 24 - 28 | MunsterMunster |
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| 23 Nov 14 | r08        | EdinburghEdinburgh | 28 - 13 | Cardiff BluesCardiff Blues |
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| 28 Nov 14 | r09        | Cardiff BluesCardiff Blues | 36 - 25 | BenettonBenetton |
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| 19 Dec 14 | r10        | Cardiff BluesCardiff Blues | 21 - 9 | ScarletsScarlets |
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| 26 Dec 14 | r11        | Cardiff BluesCardiff Blues | 17 - 23 | DragonsDragons |
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| 01 Jan 15 | r12        | DragonsDragons | 9 - 11 | Cardiff BluesCardiff Blues |
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| 10 Jan 15 | r13        | Cardiff BluesCardiff Blues | 13 - 22 | LeinsterLeinster |
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| 14 Feb 15 | r14        | MunsterMunster | 33 - 16 | Cardiff BluesCardiff Blues |
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| 20 Feb 15 | r15        | BenettonBenetton | 40 - 24 | Cardiff BluesCardiff Blues |
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| 01 Mar 15 | r16        | Cardiff BluesCardiff Blues | 21 - 15 | EdinburghEdinburgh |
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| 06 Mar 15 | r17        | Cardiff BluesCardiff Blues | 18 - 17 | ConnachtConnacht |
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| 27 Mar 15 | r18        | UlsterUlster | 36 - 17 | Cardiff BluesCardiff Blues |
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| 10 Apr 15 | r19        | GlasgowGlasgow | 36 - 17 | Cardiff BluesCardiff Blues |
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| 25 Apr 15 | r20        | Cardiff BluesCardiff Blues | 23 - 31 | OspreysOspreys |
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| 10 May 15 | r21        | ScarletsScarlets | 16 - 6 | Cardiff BluesCardiff Blues |
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| 16 May 15 | r22        | Cardiff BluesCardiff Blues | 29 - 5 | ZebreZebre |