These are the 1970 Five Nations Championship squads:
England
editHead coach: Don White
- Mike Bulpitt
- Tony Bucknall
- Mike Davis
- David Duckham
- Keith Fairbrother
- Keith Fielding
- John Finlan
- Martin Hale
- Bob Hiller (c.)
- Barry Jackson
- Tony Jorden
- Peter Larter
- Mike Leadbetter
- John Novak
- John Pullin
- Gerry Redmond
- Roger Shackleton
- John Spencer
- Nigel Starmer-Smith
- Stack Stevens
- Bob Taylor
- Bryan West
France
editHead coach: Fernand Cazenave
- Jean-Louis Azarete
- Jean-Pierre Bastiat
- René Benesis
- Jean-Louis Bérot
- Pierre Biemouret
- Jean-Marie Bonal
- Roger Bourgarel
- Jack Cantoni
- Christian Carrère (c.)
- Elie Cester
- Benoît Dauga
- Jean Iracabal
- Michel Lasserre
- Jean le Droff
- Jean-Pierre Lux
- Alain Marot
- Lucien Pariès
- Michel Pebeyre
- Marcel Puget
- Jean Sillières
- Gérard Sutra
- Gérard Viard
- Pierre Villepreux
- Jean Trillo
Ireland
editHead coach: Ronnie Dawson
Scotland
editHead coach: none
Wales
editHead coach: Clive Rowlands
- Phil Bennett
- Laurie Daniel
- Mervyn Davies
- John Dawes
- Gareth Edwards (c)
- Geoff Evans
- Stuart Gallacher
- Ian Hall
- Chico Hopkins
- Dennis Hughes
- Barry John
- Arthur Lewis
- Barry Llewelyn
- John Lloyd
- Roy Mathias
- Dai Morris
- Vic Perrins
- Billy Raybould
- Jim Shanklin
- John Taylor
- Delme Thomas
- Stuart Watkins
- Denzil Williams
- J. P. R. Williams