The 2014–15 European Rugby Champions Cup-Challenge Cup play-off was the first play-off for entry into the top-level competition of European Club rugby union, the European Rugby Champions Cup.

In March 2014, following the announcement of new European club competitions, the European Rugby Champions Cup and the European Rugby Challenge Cup, it was announced that the final place in the Champions Cup competition would be awarded by a play-off.

Following the completion of both legs, the team with the highest aggregate score took the twentieth berth in the 2014–15 European Rugby Champions Cup, the new top-tier competition, while the loser will play in the second tier 2014–15 European Rugby Challenge Cup.

[1][2] The draw to decide which team would hold home-advantage for each leg took place on 6 May 2014[3] Touch judges: Dudley Phillips (IRFU) Michael Black (IRFU) Television match official: Simon McDowell (IRFU) Touch judges: Ian Davies (WRU) Sean Brickell (WRU) Television match official: Derek Bevan (WRU) Wasps won the playoff 50 - 35 on aggregate and qualified for the 2014–15 European Rugby Champions Cup.

Stade Français competed in the 2014–15 European Rugby Challenge Cup.