Canadian Open - tennis - was created in 1881.
International Tennis Open was created in 1992.
Asian Open - tennis - was created in 1992.
Irish Open - tennis - was created in 1879.
Heineken Open - tennis - was created in 1956.
Mexican Open - tennis - was created in 1993.
Kingfisher Airlines Tennis Open was created in 1996.
German Open Tennis Championships was created in 1892.
Mario Tennis Open was created on 2012-05-20.
WTA Madrid Open - tennis - was created in 1996.
South African Open - tennis - was created in 1891.
Puerto Rico Open - tennis - was created in 1986.
Busan Open Challenger Tennis was created in 2003.