FINA World Junior Swimming Championships was created in 2006.
World Rowing Junior Championships was created in 1967.
IAAF World Junior Championships in Athletics was created in 1986.
World Sauna Championships was created in 1999.
World Rowing Championships was created in 1962.
Biathlon World Championships was created in 1958.
Bandy World Championships was created in 1957.
World Conker Championships was created in 1965.
Nintendo World Championships was created in 1990.
FIBT World Championships was created in 1930.
Ice Hockey World Championships was created in 1920.
World Figure Skating Championships was created in 1896.
IPC Athletics World Championships was created in 1994.