Biarritz Olympique Pays Basque (1) v Northampton Saints (8)
Llanelli Scarlets (2) v Munster (7)
London Wasps (3) v Leinster (6)
Leicester Tigers (4) v Stade Francais Paris (5)
The dates, kick-off times and venues will be confirmed shortly.
The London 07 Heineken Cup final will be played at Twickenham Stadium on Sunday, 20 May.