| 1956 Five Nations Championship | |
| Date: | 14 January - 14 April 1956 |
| Countries: | |
| Count: | 13 |
| Matches: | 10 |
| Previous Year: | 1955 |
| Previous Tournament: | 1955 Five Nations Championship |
| Next Year: | 1957 |
| Next Tournament: | 1957 Five Nations Championship |
The 1956 Five Nations Championship was the twenty-seventh series of the rugby union Five Nations Championship. Including the previous incarnations as the Home Nations and Five Nations, this was the sixty-second series of the northern hemisphere rugby union championship. Ten matches were played between 14 January and 14 April. It was contested by England, France, Ireland, Scotland and Wales.
The teams involved were: