John Dunning, a professional from 1971 to 1997, has died at the age of 82.
Dunning was 11 times Yorkshire amateur champion and won the 1964 CIU Championship.
He was in his 40s when the game went open but beat David Taylor and Eddie Charlton to reach the 1974 World Championship quarter-finals.
Dunning was also a quarter-finalist in the 1977 UK Championship and attained a highest ranking of 11th.
His finest hour came at the 1984 Yamaha Masters, which was played in three man groups all the way to the final.
Dunning beat Terry Griffiths on the way to reaching the final, where he finished third behind Steve Davis and Dave Martin.
At 56, he remains the oldest player to appear in a televised snooker final.
Dunning qualified for the Crucible in 1981 and 1982 and played his last match as a professional in 1997 at the age of 69.