The 2011 Lakeside World Professional Darts Championship was the 34th World Championship organised by the British Darts Organisation, and the 26th staging at the Lakeside Country Club at Frimley Green. Martin Adams was the defending men's champion, having won the title for the second time in the previous year's final against Dave Chisnall. Players from around the globe competed to reach the BBC televised finals, which run from 1–9 January at Frimley Green.