| 1965 Five Nations Championship | |
| Date: | 9 January - 27 March 1965 |
| Countries: | |
| Count: | 14 |
| Triple Crown: | (10th title) |
| Matches: | 10 |
| Previous Year: | 1964 |
| Previous Tournament: | 1964 Five Nations Championship |
| Next Year: | 1966 |
| Next Tournament: | 1966 Five Nations Championship |
The 1965 Five Nations Championship was the thirty-sixth series of the rugby union Five Nations Championship. Including the previous incarnations as the Home Nations and Five Nations, this was the seventy-first series of the northern hemisphere rugby union championship. Ten matches were played between 9 January and 27 March. It was contested by England, France, Ireland, Scotland and Wales.
missed out on a fourth Grand Slam after losing to at Stade Colombes despite winning the title.
The teams involved were:
| Nation | Venue | City | Head coach | Captain | |
|---|---|---|---|---|---|
| Twickenham | London | none | David Perry | ||
| Stade Olympique Yves-du-Manoir | Colombes | Jean Prat | Michel Crauste | ||
| Lansdowne Road | Dublin | none | Ray McLoughlin | ||
| Murrayfield | Edinburgh | none | Brian Neill/Mike Campbell-Lamerton/Stewart Wilson | ||
| National Stadium | Cardiff | none | Clive Rowlands |