Referees for Europe's Semis
There are semifinals for the Champions Cup and the Challenge Cup.
The appointment of match officials for the four matches was done by a selection committee, chaired by Joël Jutge.
The four referees appointed are Nigel Owens, who also refereed a quarterfinal, Romain Poite, John Lacey and Andrew Brace, a 29-year old community rugby officer for Limerick and Tipperary, a referee breaking through into top echelons.
Champions Cup Semifinals
Saturday, 22 April 2017
Munster vs Saracens at Aviva Stadium
Referee: Romain Poite (France)
Sunday, 23 April 2017
Clermont Auvergne vs Leinster at Matmut Stadium de Gerland
Referee: Nigel Owens (Wales)
The Champions Cup final will be played at Murrayfield on Saturday, 13 May 2017
Challenge Cup Semifinals
Saturday, 22 April 2017
La Rochelle vs Gloucester at Stade Marcel Deflandre
Referee: Andrew Brace (Ireland)
Sunday, 23 April 2017
Stade Français Paris vs Bath at Stade Jean Bouin
Referee: John Lacey (Ireland)
The Challenge Cup final will be at Murrayfield on Friday, 12 May 2017