Cliff Thorburn won the 1980 World Snooker Championship as the first champion from outside the United Kingdom.
Thorburn, a Canadian, defeated Alex Higgins 18–16 in the final at the Crucible Theatre in Sheffield. His victory made him the first player from outside the United Kingdom to win the modern World Snooker Championship, marking an important step in the sport's international development.
Thorburn had already established himself as a major professional before winning the title. He was known for disciplined safety play and became the first player to make a maximum break at the World Championship in 1983, although that later achievement is separate from his 1980 title.
The wording matters because the championship's early history included players from different parts of the British Isles. Thorburn's distinction refers specifically to being the first champion from outside the United Kingdom, not necessarily the first champion born outside England.