: Mark Williams entered as the defending champion but was eliminated in the second round, losing 11–13 to Joe Perry. Notable Records and Debuts
: Despite eventually winning 18–8, O'Sullivan initially trailed 0–5 to Graeme Dott in the first session before staging a massive recovery. World Championship Snooker 2004
The Rocket Ascends: Ronnie O’Sullivan’s 2004 World Championship Triumph : Mark Williams entered as the defending champion