The 2006 Challenge Cup was the 105th tournament played for rugby league's Challenge Cup. It features teams from across Europe including England, Scotland, Wales, France and Russia.
:(week ending 12 March) Round 3 sees the introduction of the National League 1 and 2 teams and teams from France and Russia. Amateurs Thornhill Trojans provided the first surprise result by beating national 2 team Workington Town. Late season snow caused a number of postponements on the Sunday. ==Round 4==
Round 4
:(week ending 2 April) Round 4 sees the introduction of the Super League teams. Some matches are now televised live by the BBC. In this round the matches chosen for transmission were at Bradford and Wakefield. ==Round 5==
Round 5
:(week ending 21 May) No new teams enter at this stage. In this round the matches chosen for transmission were at St Helens and Widnes. ==Quarter-finals==
Quarter-finals
:(week ending 4 June) In this round the matches chosen for transmission were at Hull KR and Leeds. Hull KR pulled off a major surprise when they beat Superleague team Warrington Wolves. ==Semi-finals==
Semi-finals
:(week ending 30 July) Unlike earlier rounds, matches from now on will be played on neutral grounds. Huddersfield have the chance to win the Cup for the first time in 1953 when they beat this year's final opponents St Helens. ==Final==