1997–98 Heineken Cup pool stage

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.

1997–98 Heineken Cup pool stage

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.