Match officials to May 6
Stuart Berry and Andrew Lees will make their Super Rugby debuts, while Wayne Barnes is in charge of Wasps v Newcastle.
Stuart Berry and Andrew Lees will make their Super Rugby debuts this weekend while Wayne Barnes is in charge of the relegation showdown between Wasps and Newcastle.
Alain Rolland will be the man in the middle for the RaboDirect PRO12 Irish derby between Munster and Ulster.
Glasgow Sevens
Referees: Federico Anselmi (Argentina), Akihisa Aso (Japan), Jason Jaftha (South Africa), James McPhail (New Zealand), Anthony Moyes (Australia), Luke Pearce (England, Alexandre Ruiz (France), Charles Samson (Scotland)
Super Rugby, Week 11
Hurricanes vs Blues at Westpac Stadium,
Referee: Jaco Peyper (South Africa)
Assistant referees: Mike Fraser (New Zealand), Francisco Pastrana (Argentina)
Television match official: Garratt Williamson (New Zealand)
Chiefs vs Lions at Pukekohe
Referee: Ian Smith (Australia)
Assistant referees: Nick Briant (New Zealand), Grant Stuart (New Zealand)
Television match official: Ben Skeen (New Zealand)
Crusaders vs Reds at Christchurch Stadium
Referee: Bryce Lawrence (New Zealand)
Assistant referees: Vinny Munro (New Zealand), Kane McBride (New Zealand)
Television match official: Matthew Muir (New Zealand)
Sharks vs Highlanders at Mr Price KINGS PARK, Durban
Referee: Steve Walsh (Australia)
Assistant referees: Lourens van der Merwe (South Africa), Reuben Rossouw (South Africa)
Television match official: Johann Meuwesen (South Africa)
Cheetahs vs Force at Free State Stadium, Bloemfontein
Referee: Stuart Berry (South Africa)
Assistant referees: Craig Joubert (South Africa), Stefan Breytenbach (South Africa)
Television match official: Gerrie Coetzee (South Africa)
Rebels vs Bulls in Melbourne
Referee: Andrew Lees (Australia)
Assistant referees: Angus Gardner (Australia), Julian Pritchard (Australia)
Television match official: George Ayoub (Australia)
Brumbies vs Waratahs in Canberra
Referee: Chris Pollock (New Zealand)
Assistant referees: James Leckie (Australia), Richard Goswell (Australia)
Television match official: Matt Goddard (Australia)
Pro 12
Glasgow vs Connacht at Firhill Stadium
Referee: Peter Fitzgibbon (Ireland)
Assistant referees: Andrew Macpherson (Scotland), Andy Ireland (Scotland)
Television match official: Iain Ramage (Scotland)
Edinburgh vs Benetton Treviso at Murrayfield
Referee: Mark Patton (Ireland)
Assistant referees: Andrew McMenemy (Scotland), Peter Allan (Scotland)
Aironi vs Ospreys at Stadio Zaffanella
Referee: Neil Paterson (Scotland)
Assistant referees: Stefano Traversi (Italy), Simone Boaretto (Italy)
Television match official: Mauro Dordolo (Italy)
Munster vs Ulster at Thomond Park
Referee: Alain Rolland (Ireland)
Assistant referees: Dudley Phillips (Ireland), David Connolly (Ireland)
Television match official: Alan Rogan (Ireland)
Dragons vs Leinster at Rodney Parade
Referee: Marius Mitrea (Italy)
Assistant referees: James Jones (Wales), David Jones (Wales)
Scarlets vs Cardiff Blues at Parc y Scarlets
Referee: Nigel Owens (Wales)
Assistant referees: Tim Hayes (Wales), Ian Davies (Wales)
Aviva Premiership
Leicester Tigers vs Bath
Referee: Dean Richards
Assistant referees: Don Helme, Alan Hughes
London Irish vs Gloucester
Referee: David Pearson
Assistant referees: Paul Dix, Stuart Terheege
London Wasps vs Newcastle Falcons
Referee: Wayne Barnes
Assistant referees: Peter Huckle, Roy Maybank
Television match official: Graham Hughes
Northampton Saints vs Worcester Warriors
Referee: Greg Garner
Assistant referees: Andrew Watson, Nigel Carrick
Television match official: David Matthews
Saracens vs Exeter Chiefs
Referee: Tim Wigglesworth
Assistant referees: Ian Tempest, Robin Goodliffe
Sale Sharks vs Harlequins
Referee: Martin Fox
Assistant referees: Alan Biggs, Paul Burton