It's a busy weekend for players, spectators and referees. Six Nations and attendant matches, European Nations Cup, Super 14 - the whole lot. Referees will be flying all over the place.
International
Six Nations
Wales vs Italy at Millennium Stadium
Referee: Dave Pearson (England)
Touch judges: Wayne Barnes (England), David Changleng (Scotland)
Television match official: Rob Debney (England)
Assessor: Tappe Henning (Scotland)
Ireland vs Scotland at Croke Park
Referee: Christophe Berdos (France)
Touch judges: Joël Jutge (France), Hugh Watkins (Wales)
Television match official: Romain Poite (France)
Assessor: Steve Hilditch (Ireland)
France vs England at Stade de France
Referee: Steve Walsh (New Zealand)
Touch judges: Alain Rolland (Ireland), Carlo Damasco (Italy)
Television match official: George Clancy (Ireland)
Assessor: Michel Lamoulie (France)
European Nations Cup
Mauro Dordolo was to have refereed the match in Madrid but withdrew because of an injury while refereeing.
Portugal vs Georgia in Lisbon
Referee: Neil Paterson (Scotland)
Touch judges: Rob Dickson (Scotland), Alan Forest (Scotland) Assessor: details
Spain vs Romania in Madrid
Referee: Stefano Marrama (Italy)
Touch judges: Alan Falzone (Italy), Angelo Marchesin (Italy)
A International
Scotland vs Ireland in Perth
Referee: Andrew Small (England)
Touch judges: Tony Spreadbury (England), Alan Hughes (England)
Assessor: Fergus Neil (Scotland)
Clubs
Ireland vs Scotland in Donnybrook
Referee: Tim Wigglesworth (E)
Touch judges: David Keane (Ireland), Eanna O'Dowd (Ireland)
Students
England vs France
Referee: tba
Irish Colleges vs Scotland Universities
Referee: Paul Haycock (Ireland)
Touch judges: Jonathan Peake (Ireland), Peter Fitzgibbon (Ireland)
Under-20
Ireland vs Scotland in Athlone
Referee: Pascal Gauzere (France)
Touch judges: Stephan Pomarède (France), Jérôme Lamirand (France)
Wales vs Italy at Rodney Parade, Newport
Referee: David Wilkinson (Ireland)
Touch judges: Ger English (Ireland), Darragh McCormack (Ireland)
Television match official: John Sheehan
France vs England
Referee: Andy MacPherson
Touch judges: David Changleng (Scotland), Ronnie Dumma (Scotland)
Under-19
Italy vs Scotland at Parabiago
Referee: Mathieu Raynal (France)
Touch judges: B Galbadon (France), F Cjhazal (France)
Assessor: Rossano Faccioli (Italy)
Under-18
Wales Academy vs France Academy at Ebbw Vale
Referee: James Jones (Wales)
Touch judges: Phil Connett (Wales), Michael Jones (Wales)
Women
Ireland vs Scotland
Referee: Sabine Darrieux (France)
Touch judges: John Carvill (Ireland), Peter Dennehy (Ireland)
Wales vs Italy at Taffs Well
Referee: Brian MacNeice (Ireland)
Touch judges: Simon Wycherley (Wales), Mike Kear (Wales)
France vs England
Referee: Colin Brett (Scotland)
Friendly
France A vs England A
Referee: Laurent Guillermard
Touch judges: Alain Rongier, Romain Carbonnel
Super 14
Week 2
Friday, 22 February
Hurricanes vs Reds at WestPac Stadium, Wellington
Referee: Mark Lawrence (South Africa)
Touch judges: Joey Salmans (South Africa), Brent Murray (New Zealand)
Television match official: Chris Rooney (New Zealand)
Assessor: Stuart Beissel (New Zealand)
Cheetahs vs Western Force in Vodacom Park, Bloemfontein
Referee: Chris Pollock (New Zealand)
Touch judges: Kelvin Deaker (New Zealand), Cobus Wessels (South Africa)
Television match official: Michael Cupido (South Africa)
Assessor: Arrie Schoonwinkel (South Africa)
Performance auditor: Ian Scotney (Australia)
Bulls vs Crusaders at Loftus Versfeld, Pretoria
Referee: Matt Goddard (Australia)
Touch judges: Stuart Dickinson (Australia) JC Fortuin (South Africa)
Television match official: Shaun Veldsman (South Africa)
Assessor: Banks Yantolo (South Africa)
Saturday, 23 February
Chiefs vs Waratahs at Waikato Stadium, Hamilton
Referee: Marius Jonker (South Africa)
Touch judges: Phillip Bosch (South Africa), Lyndon Bray (New Zealand)
Television match official: Glenn Newman (New Zealand)
Assessor: Kim Eichmann (New Zealand)
Brumbies vs Highlanders in Canberra
Referee: Craig Joubert (South Africa)
Touch judges: Pro Legoete (South Africa), James Scholtens (Australia)
Television match official: Geoff Acton (Australia)
Assessor: Scott Young (Australia)
Sharks vs Stormers at Absa Stadium, Durban
Referee: Kelvin Deaker (New Zealand)
Touch judges: Willie Roos (South Africa), Christie du Preez (South Africa)
Television match official: Shaun Veldsman (South Africa)
Assessor: Dennis Immelman (South Africa)
Lions vs Blues at Ellis Park, Johannesburg
Referee: Stuart Dickinson (Australia)
Touch judges: Matt Goddard (Australia), Jaco Peyper (South Africa)
Television match official: Johan Meuwesen (South Africa)
Assessor: Banks Yantolo (South Africa)
England
Premiership
Worcester Warriors vs London Irish at Sixway
Referee: Martin Fox
Touch judges: Bruce Robertson , David/ Kurk
Assessor: Brian Leigh
Television match official: Matt Peters
Gloucester vs Newcastle Falcons at Kingsholm
Referee: Martin Fox
Touch judges: Robin Goodliffe, Ken Stewart
Assessor: Ed Morrison
Television match official: Laurie Bryant
Leicester Tigers vs Sale Sharks at Welford Road
Referee: Sean Davey
Touch judges: Peter Huckle, Paul Dix
Assessor: Brian Campsall
Television match official: Andrew Turner
London Wasps vs Bristol at Adams Park
Referee: Ashley Rowden
Touch judges: Andrew Pearce, Roger Baileff
Assessor: Paul Bridgman
Television match official: John Burtenshaw
Leeds Carnegie vs Bath at Headingley Carnegie
Referee: David Rose
Touch judges: Martin Buck, Don Helme
Assessor: Colin High
Television match official: David Hudson
Saracens vs Harlequins Vicarage Road
Referee: Tony Spreadbury
Touch judges: Stuart Terheege, Bob Mullis
Television match official: Brian Abrahams, Geoff Warren
France
Top 14 - 11ème Journée
Bourgoin vs Biarritz
Referee: Didier Mene
Assessor: Philippe De Miranda, Michel Debet
Television match official: Eric Briquet Campin
Clermont Auvergne vs Montauban
Referee: Jean-Christophe Gastou
Assessor: Patrick Ducouret, Marc Desclaux
Television match official: Bruno Bessot
Bayonne vs Albi
Referee: Eric Gauzins
Assessor: Michel Forget, Alain Fernandez
Television match official: Jérôme Garces
Montpellier vs Dax
Referee: Bernard Dal Maso
Assessor: Francis Bourgade, Michel Messan
Television match official: Daniel Dartigeas
Toulouse vs Brive
Referee: Akim Hadj Bachir
Assessor: Jean-Louis Lamy, Bernard Perez
Television match official: David Rosich
Perpignan vs Auch
Referee: Philippe Bonhoure
Assessor: Jean-Marie Combe, Serge Marzullo
Television match official: Gérard Borreani
Castres vs Stade Français
Referee: Franck Maciello
Assessor: Hubert Dubes, Marc Daroque
Television match official: Daniel Gilet
Pro D2 - 17ème journée
Racing Metro 92 vs Tarbes
Referee: Eric Soulan
Assessor: Michel Roger, Jean-Pierre Juanchich
Aurillac vs Narbonne
Referee: Bruno Gaudefrin
Assessor: Christian Zidel, Jean-Pierre Matheu
La Rochelle vs Mont De Marsan
Referee: Patrick Pechambert
Assessor: Francis Coup, Robert Antonin
Grenoble vs Beziers
Referee: Cyril Lafon
Assessor: Jean-Paul Goyard, Francis Palmade
Toulon vs Blagnac
Referee: Jean-Marie Piraveau
Assessor: Pierre Guichard, Pierre Bertherat
Agen vs Bordeaux
Referee: Jérôme Lamirand
Assessor: Bernard Bach, Jean Lavergne
Pau vs Oyonnax
Referee: Laurent Valin
Assessor: Pascal Bouchet, Jean-Jacques Duhau
Limoges vs Lyon
Referee: Cédric Marchat
Assessor: Roger Chiocchia, André Peytavin
South Africa
Vodacom Cup
Border vs Griquas in East London
Referee: Mtheleni Msileni (Eastern Province)
Touch judges: Sindile Mayende (KwaZulu Natal), Mlungiseli Dakuse (Eastern Province)
Assessor: Frsnd Muller
South Western Districts vs Blue Bulls in George
Referee: François Veldsman (Boland)
Touch judges: Archie Sehlako (KwaZulu Natal), Eska Swart (South Western Districts)
Assessor: Gerrit Coetzer
Free State vs Lions in Bloemfontein
Referee: Deon van Blommestein (SARU)
Touch judges: Silulami Pityoi (Western Province)
Assessor: Arrie Schoonwinkel
Natal Wildebeest vs Pumas in Durban
Referee: Mlungiseli Mdashe (Valke)
Touch judges: Quentin Immelman (Western Province), Reuben Rossouw (KwaZulu Natal)
Assessor: Theuns Naudé
Eastern Province vs Leopards in Port Elizabeth
Referee: Matt Kemp (Western Province)
Touch judges: Jason Jaftha (South Western Districts), tba
Assessor: Jacques Hugo
Varsity Cup
Maties vs Tuks at Danie Craven Stadium, Stellenbosch
Referee: Jaco Peyper (Free State)
Television match official: Jenny Bentel (Western Province)
Assessor: Thuso Mngqibisa
University of Johannesburg vs TUT in Johannesburg
Referee: Louwrens van der Merwe (Free State)
Assessor: Theuns Naudé
UCT vs NWU-Pukke at Groote Schuur
Referee: François Veldsman
Assessor: Eugene Daniels