Six Nations (disambiguation)
Six Nations stands for:
- Six Nations , an annual rugby union tournament in which national teams from England, France, Ireland, Italy, Scotland and Wales take part. The winner of the tournament is considered the unofficial European champion.
- the Iroquois , who originally formed a league of five nations, the Five Nations , and later six nations
- the six Celtic nations, areas with a Celtic culture where a Celtic language is still spoken today, see Celtic Nations
- the Six Nations of the Grand River Indian reservation in southern Ontario (Canada)