Sanctioned World Championships

(1912 to 1920) No sanctioning body 
(1921 to 1940) BAA – Billiard Association of America
(1941 to 1947) BCA – Billiard Congress of America
(1948 to 1974) BRPAA – Billiard Room Proprietors Ass. of America
(1963 to 1969) PPPA – Professional Pool Players Association
(1976 to 1986) PBA – Professional Billiards Association
(1988 to 1990) WPA – Professional Billiard
(2006 to 2010) WPA - World Pool-Billiards Association

Multi-Event Winners

19 Wins - Ralph Greenleaf - Willie Mosconi
14 Wins - Frank Taberski
7 Wins - Luther Lassiter
6 Wins - Irving Crane – Bennie Allen
5 Wins - Erwin Rudolph - Jimmy Caras
4 Wins - Andrew Ponzi - Alfredo de Oro
3 Wins - Mike Sigel - Ray Martin – Joe Balsis
2 Wins - Edward Ralph - Nick Varner - Oliver Ortmann - Steve Mizerak 

1910's

1912 - Edward Ralph - 1912 - Edward Ralph
1912 - Alfredo De Oro 1912 - Alfredo De Oro
1913- Alfredo De Oro - 1913 - Alfredo De Oro
1913 - Bennie Allen - 1913 - Bennie Allen
1914 - Bennie Allen - 1914 - Bennie Allen
1914 - Bennie Allen 1914 - Bennie Allen
1916 - Emmett Blankenship - 1916 - Johnny Layton
1916 - Frank Taberski - 1916 - Frank Taberski
1916- Frank Taberski - 1917 - Frank Taberski
1917 - Frank Taberski - 1917 - Frank Taberski
1917 - Frank Taberski - 1917 - Frank Taberski
1917 - Frank Taberski - 1918 - Frank Taberski
1919 - Ralph Greenleaf 

1920's

1920 - Ralph Greenleaf - 1921 - Ralph Greenleaf
1922 - Ralph Greenleaf - 1922 - Ralph Greenleaf
1922 - Ralph Greenleaf - 1922 - Ralph Greenleaf
1923 - Ralph Greenleaf - 1924 - Ralph Greenleaf
1926 - Ralph Greenleaf - 1927 - Erwin Rudolph
1927 - Erwin Rudolph - 1927 - Thomas Hueston
1927 - Frank Taberski - 1927 - Frank Taberski
1928 - Frank Taberski - 1928 - Ralph Greenleaf
1928 - Frank Taberski - 1929 - Ralph Greenleaf 

1930's

1930 - Erwin Rudolph - 1931 - Ralph Greenleaf
1932 - Ralph Greenleaf - 1933 - Ralph Greenleaf
1933 - Erwin Rudolph - 1934 - Andrew Ponzi
1935 - Jimmy Caras - 1936 - Jimmy Caras
1937 - Ralph Greenleaf - 1937 - Ralph Greenleaf
1938 - Jimmy Caras 

1940's

1940 - Andrew Ponzi - 1941 - Willie Mosconi
1941 - Erwin Rudolph - 1942 - Irving Crane
1942 - Willie Mosconi - 1943 - Andrew Ponzi
1943 - Andrew Ponzi - 1944 - Willie Mosconi
1945 - Willie Mosconi - 1946 - Willie Mosconi
1946 - Willie Mosconi - 1946 - Irving Crane
1947 - Willie Mosconi - 1947 - Willie Mosconi
1948 - Willie Mosconi - 1949 - Jimmy Caras 

1950's

1950 - Willie Mosconi - 1951 - Willie Mosconi
1952 - Willie Mosconi - 1953 - Willie Mosconi
1954 - Willie Mosconi - 1955 - Irving Crane
1955 - Willie Mosconi - 1956 - Willie Mosconi
1956 - Willie Mosconi 

1960's

1963 - Luther Lassiter - 1964 - Luther Lassiter
1964 - Arthur Cranfield - 1965 - Cisero Murphy
1965 - Joe Balsis - 1966 - Luther Lassiter
1966 - Joe Balsis - 1966 - Luther Lassiter
1967 - Luther Lassiter - 1968 - Irving Crane
1969 - Ed Kelly  

1970's

1970 - Irving Crane - 1971 - Ray Martin
1972 - Irving Crane - 1973 - Lou Butera
1974 - Ray Martin - 1976 - Larry Lisciotti
1977 - Allen Hopkins - 1978 - Ray Martin
1979 - Mike Sigel  

1980's

1980 - Nick Varner - 1981 - Mike Sigel
1982 - Steve Mizerak - 1983 - Steve Mizerak
1986 - Nick Varner - 1988 - Mike Sigel  

1990's

1990 - Bobby Hunter

2000's

2006 - Thorsten Hohmann - 2007 Oliver Ortmann
2008 - Niels Feijen - 2010 Oliver Ortmann