The 2005 Budweiser UK Open was the third year of the darts tournament organised by the Professional Darts Corporation.

170 players took part in the competition, which was held at the Reebok Stadium, Bolton, between 10 and 12 June 2005.

Phil Taylor eventually took the trophy with a 13–7 final victory over Mark Walsh.

The tournament also featured Phil Taylor's third televised nine-dart finish in his semi-final victory over defending champion Roland Scholten.

26 September 2004 (Welsh) Phil Taylor 2–0 Tom Wilson[1] 17 October 2004 (Irish) Phil Taylor beat Mark Walsh [2] 12 November 2004 (Scottish) Andy Smith 2–1 Gary Anderson[3] 19 January 2005 (North East) Steve Hine 2–0 Bob Anderson[4] 6 February 2005 (South West) Andy Smith 2–0 Andy Jenkins[5] 6 March 2005 (Southern) Denis Ovens 2–1 Mark Dudbridge[6] 20 March 2005 (North West) Alex Roy 2–1 Ronnie Baxter[7] 10 April 2005 (Midlands) Jimmy Mann 2–0 Mark Walsh[8] The prize fund was £124,000.