1983 World Championship – Wikipedia

Steve Davis won the 1983 World Championship, defeating Cliff Thorburn 18–6 in the final.

Alex Higgins was the defending champion, having won the 1982 championship, but he lost 5–16 to Steve Davis in the semi-finals. Higgins fell to the “Crucible curse” as he became the latest champion who was unable to defend his first world title at the venue.