1978 Five Nations Championship squads

Main article: 1978 Five Nations Championship

England

Head coach: Peter Colston

  1. Bill Beaumont (c.)
  2. Mike Burton
  3. David Caplan
  4. Maurice Colclough
  5. Barrie Corless
  6. Fran Cotton
  7. Robin Cowling
  8. Peter Dixon
  9. Paul Dodge
  10. Dusty Hare
  11. Alastair Hignell
  12. Nigel Horton
  13. Charles Kent
  14. Andy Maxwell
  15. Bob Mordell
  16. Tony Neary
  17. Barry Nelmes
  18. Alan Old
  19. Mike Rafter
  20. John Scott
  21. Mike Slemen
  22. Peter Squires
  23. Peter Wheeler
  24. Malcolm Young

France

Head coach: Jean Desclaux

  1. Jean-Michel Aguirre
  2. Jean-Luc Averous
  3. Jean-Pierre Bastiat (c.)
  4. Christian Bélascain
  5. Roland Bertranne
  6. Louis Bilbao
  7. Daniel Bustaffa
  8. Gérard Cholley
  9. Jérôme Gallion
  10. Jean-François Gourdon
  11. Francis Haget
  12. Jean-François Imberbon
  13. Guy Noves
  14. Alain Paco
  15. Michel Palmie
  16. Robert Paparemborde
  17. Jean-Pierre Rives
  18. Jean-Claude Skrela
  19. Bernard Vivies

Ireland

Head coach: Noel Murphy

  1. Ned Byrne
  2. Willie Duggan
  3. Tony Ensor
  4. Mick Fitzpatrick
  5. Mike Gibson
  6. Tom Grace
  7. Moss Keane
  8. Alistair McKibbin
  9. Stewart McKinney
  10. Freddie McLennan
  11. Paul McNaughton
  12. John Moloney (c.)
  13. Lawrence Moloney
  14. John O'Driscoll
  15. Phil Orr
  16. Fergus Slattery
  17. Donal Spring
  18. Harold Steele
  19. Tony Ward
  20. Pa Whelan

Scotland

Head coach: Nairn McEwan

  1. Mike Biggar
  2. Richard Breakey
  3. Sandy Carmichael
  4. Alastair Cranston
  5. Colin Deans
  6. Bill Gammell
  7. David Gray
  8. Bruce Hay
  9. Brian Hegarty
  10. Graham Hogg
  11. Andy Irvine
  12. Don Macdonald
  13. George Mackie
  14. Duncan Madsen
  15. Ian McGeechan
  16. Alastair McHarg
  17. Ian McLauchlan
  18. Doug Morgan (c.)
  19. Norman Pender
  20. Jim Renwick
  21. David Shedden
  22. Alan Tomes
  23. Ron Wilson

Wales

Head coach: John Dawes

  1. Phil Bennett (c.)
  2. Terry Cobner
  3. Gerald Davies
  4. Gareth Edwards
  5. Charlie Faulkner
  6. Steve Fenwick
  7. Ray Gravell
  8. Allan Martin
  9. Graham Price
  10. Derek Quinnell
  11. Jeff Squire
  12. Geoff Wheel
  13. J. J. Williams
  14. J. P. R. Williams
  15. Bobby Windsor
  • Wales used the same 15 players during the competition