The 2006 Pacific Rugby Cup was the inaugural season of the Pacific Rugby Cup.

It featured 6 representative rugby union football teams; 2 from each of the three Pacific rugby unions - Fiji, Samoa, and Tonga.

Savaii Samoa won the title, defeating Fiji Warriors by 10 points to 5 in the grand final.

The six teams that were created to take part in the competition were:[1] The teams played a single round-robin (home or away) series.

The two top-ranked teams at the end of the standings met in the grand final match, with the first-ranked team awarded home advantage.