From 1928 to 1958 and from 1985 to 1987, matches were played as a single frame with a run to 50 points (or 60 points between 1960 and 1984). From 1994 to 2011 the tournament was played in a set-system, the winner achieving the best of five. Since 2012 it has been changed back to a single frame with the run to 40 points.
This is the list of UMB three-cushion billiards world champions, from 1928 to present.
(**) unofficially