| 1997–98 Heineken Cup pool stage | |||
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| Season | 1997–98 Heineken Cup | ||
| Date | 5 September 1997 - 12 October 1997 | ||
| Qualifiers | |||
| Seed 1 |
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| Seed 2 |
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| Seed 3 |
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| Seed 4 |
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| Seed 5 |
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| Seed 6 |
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| Seed 7 |
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| Seed 8 |
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The 1997–98 Heineken Cup pool stage took place in September and October 1997. The winner of each pool advanced to the quarter-finals, with the runners-up and best third placed team entering the quarter-final play offs for the final three quarter final places.