| February 5, 2005 | France | 16-9 | Scotland | Stade de France
|
| February 5, 2005 | Wales | 11-9 | England | Millennium Stadium
|
| February 6, 2005 | Italy | 17-28 | Ireland | Stadio Flaminio
|
| February 12, 2005 | Italy | 8-38 | Wales | Stadio Flaminio
|
| February 12, 2005 | Scotland | 13-40 | Ireland | Murrayfield
|
| February 13, 2005 | England | 17-18 | France | Twickenham
|
| February 26, 2005 | Scotland | 18-10 | Italy | Murrayfield
|
| February 26, 2005 | France | 18-24 | Wales | Stade de France
|
| February 27, 2005 | Ireland | 19-13 | England | Lansdowne Road
|
| March 12, 2005 | Ireland | 19-26 | France | Lansdowne Road
|
| March 12, 2005 | England | 39-7 | Italy | Twickenham
|
| March 13, 2005 | Scotland | 22-46 | Wales | Murrayfield
|
| March 19, 2005 | Italy | 13-56 | France | Stadio Flaminio
|
| March 19, 2005 | Wales | 32-20 | Ireland | Millennium Stadium
|
| March 19, 2005 | England | 43-22 | Scotland | Twickenham
|
|
| Team
| P
| W
| D
| L
| F
| A
| PTS
|
Wales
| 5
| 5
| 0
| 0
| 151
| 77
| 10
|
France
| 5
| 4
| 0
| 1
| 134
| 82
| 8
|
Ireland
| 5
| 3
| 0
| 2
| 126
| 101
| 6
|
England
| 5
| 2
| 0
| 3
| 121
| 77
| 4
|
Scotland
| 5
| 1
| 0
| 4
| 84
| 155
| 2
|
Italy
| 5
| 0
| 0
| 5
| 55
| 179
| 0
|
|