2018 World Snooker Championship The win came 15 years after Williams' second world title in 2003 and he became, at the age of 43, the second oldest winner at the Crucible. Three-time world champion Mark Selby had won the title for the previous two years but lost in the first round 4–10 to Joe Perry. The 2018 World Snooker Championship was held on 21 April to 7 May 2018 at the Crucible Theatre in Sheffield, England. This was the 42nd consecutive year that the tournament was held at the Crucible, and the 50th consecutive year the championship was contested through the modern knockout format.
Mark Selby one of the best matches ever played in the tournament's history, to reach his second world championship final and first for seven years. Selby played Ronnie O'Sullivan in the final, who previously had won all five of his finals and was the two-time defending champion. O'Sullivan led 3–0, 8–3, and 10–5, but Selby then won six frames in a row to lead for the first time and went on to seal an 18–14 victory for his first world championship title. With the victory, Selby became the ninth player to win the Triple Crown of World, UK and Masters titles (and