Doug Mountjoy – Wikipedia

Doug Mountjoy (born 8 June 1942) is a retired Welsh snooker player.

He won the 1977 Masters tournament, 1978 UK Championship and reached the final of the 1981 World Championship where he lost to Steve Davis.

Mountjoy enjoyed a resurgence in his 40s, and at the age of 46 he defeated future seven-time world champion Stephen Hendry in the final of the 1988 UK Championship.