International Tennis Tour was created on 1993-03-26.
WTA Tour Tennis happened in 2001.
ATP Tour Championship Tennis happened in 1994.
International Tennis Open happened in 1992.
Jimmy Connors Pro Tennis Tour happened in 1993.
Tennis rackets used on tour, by the professional players
ITF Wheelchair Tennis Tour was created in 1992.
ATP Tour Championship Tennis was created in 1994.
WTA Tour Tennis was created on 2001-09-27.
If we are talking about tennis, The Australian Open is organised by Tennis Australia. It is sanctioned by the world governing body as an official tournament by the ITF (International Tennis Federation) and included in the ATP (Association of Tennis Professionals) World Tour.
International Tennis Federation was created in 1913.
International Tennis Open was created in 1992.