The Belgian Open was a women's tennis tournament founded in 1899 as a combined men's and women's clay court tennis tournament.
The U.S. Professional Indoor Championships, also known as U.S. Pro Indoor, was a professional tennis tournament founded in 1962 as the Philadelphia Invitational Indoor Tennis Championships. The tournament was held in Philadelphia, United States from 1962 to 1998. It played on indoor carpet courts, and indoor hard courts. It was part of the ILTF World Circuit from 1962 to 1967 and again in 1970, the World Championship Tennis (WCT) circuit in 1968, 1969 and from 1971 to 1977 and the Grand Prix Tour from 1978 to 1989 before being held on the ATP Tour. It was held annually first at the Spectrum, and then at the CoreStates Center. It was originally named the Philadelphia Indoor Open Tournament prior to the open era.
The Phoenix Thunderbird Open was a combined men's and women's tennis tournament founded in 1952 as Phoenix Thunderbird Championships Invitational. Also known as the Phoenix Thunderbird Invitational it continued as a joint event until 1970 when the men's event was discontinued. In 1971 the women's tournament was re branded as the Virginia Slims Thunderbird Classic that event continued until 1980.
The Kansas City Open was a defunct men's and women's tennis tournament founded in 1951. The event was first staged at the Plaza Tennis Center. Kansas City, Missouri, United States. The tournament ran until 1978.
The Virginia Slims of Fort Lauderdale is a defunct WTA Tour affiliated women's tennis tournament founded in 1946 as a combined men's and women's event called the Austin Smith Championships that was part of the ILTF Circuit. The tournament played at the Fort Lauderdale Tennis Club from 1946 to 1974. It was held in Fort Lauderdale, Florida in the United States and played on outdoor clay courts.
The Jacksonville Open also known as the Greater Jacksonville Invitation or Greater Jacksonville Open is a defunct men's and women's tennis tournament founded in 1961 as the Jacksonville Invitation originally played on outdoor hard courts later switching to indoor courts. The tournament ran until 1977.
The Thunderbird Classic was a Virginia Slims Circuit affiliated tennis tournament founded in 1952, as a combined men's and women's tournament called the Phoenix Thunderbird Championships Invitational. Also known as the Phoenix Thunderbird Invitation it continued as a joint event until 1970 when it was branded as the Phoenix Thunderbird Open the men's event was discontinued that year.
The 1970 ILTF Women's Tennis Circuit was the 57th season since the formation of the International Lawn Tennis Federation in 1913, and the 96th season since the first women's tournaments were held in 1876.
The 1972 Charlotte Tennis Classic, also known by its sponsored name North Carolina National Bank Tennis Classic, was a men's tennis tournament played on outdoor clay courts that was part of the World Championship Tennis (WCT) circuit. It was the second edition of the tournament and was held from April 18 through April 23, 1972 at the Julian J. Clark Tennis Stadium, owned by the Olde Providence Racquet Club in Charlotte, North Carolina in the United States. Second-seeded Ken Rosewall won the singles title.
The 1974 Charlotte Tennis Classic, also known by its sponsored name North Carolina National Bank Tennis Classic, was a men's tennis tournament played on outdoor clay courts that was part of the blue group of the World Championship Tennis (WCT) circuit. It was the fourth edition of the tournament and was held from April 15 through April 21, 1974 at the Julian J. Clark Tennis Stadium on the grounds of the Olde Providence Racquet Club in Charlotte, North Carolina in the United States. Eighth-seeded Jeff Borowiak won the singles title.
The Amackassin Club Invitation was a men's and women's clay court tennis tournament founded in 1890. It was played at the Amackassin Club, Yonkers, New York, United States from 1890 to 1939 when it was downgraded from the main worldwide ILTF Circuit.
The Gulf State Championships was a men's and women's tennis tournament founded in 1892 as the Gulf Coast Championships. It was first played at the Tampa Bay Lawn Tennis Club, Tampa Bay Hotel, Tampa, Florida, United States in 1892. In 1968 the final edition was played at Baton Rouge, Louisiana, after which when it was downgraded from the main worldwide ILTF Circuit.
The Philippines Open International Championships and later known as PHILTA International Championships or simply the Philippines Open was an international men's and women's clay then later court tennis tournament founded in 1918 as the Philippine Championships . It was first organised by the Philippine Tennis Association (PhilTA) and first played at the Rizal Memorial Tennis Center, Manila, Philippines. This international tournament was part of the ILTF World Circuit until 1978 when it was discontinued.
The March of Dimes Open also known as the March of Dimes Tennis Tournament was an international men's and women's hardcourt tennis tournament founded in 1955. It was first played at the Kona Kai Club, Shelter Island, San Diego, United States. This international tournament was part of the ILTF World Circuit until 1974 when it was discontinued.
The Madison Square Garden Open Tennis Championship also known as the Madison Square Garden Challenge Trophy and New York Indoor was a men's and women's open international indoor carpet court tennis tournament founded in 1968. It was organised by the USNLTA and played at Madison Square Garden, New York City, United States until 1970. This international tournament was part of the ILTF World Circuit until 1970 when it was replaced Clean Air Classic.
The San Joaquin Challenge Cup also called the Stockton Challenge Cup. was a men's and women's hard court tennis tournament founded in 1951. The tournament was organised by the Stockton Parks & Recreation Department in association with the Northern California Tennis Association and was played on outdoor hard courts at the Oak Park Tennis Center, Stockton, California, United States until 1978.
The Ardsley Invitation was a men's and women's tennis tournament founded in June 1916. It was organised by the Ardsley Country Club (f.1895), Ardsley-on-Hudson, United States and played on grass courts and ran until 1939.
The San Jose State All-Comers Championship and also known as the California State All-Comers Championship and later known as the Monarch Matches Open was a combined men's and women's hard court tennis tournament founded in 1956 as the San Jose All-Comers Tennis Tournament.
The Israel Spring International Championships was a men's and women's clay court tennis tournament founded in 1956. Also known as the Tel Aviv Spring Meeting the tournament was played at the Maccabi Tennis Club, Tel Aviv, Israel until 1978.
The Midland RC International was a men's and women's professional tennis tournament first founded in 1964 as the Midland Racquet Club National Invitational. It was first played on outdoor hard courts at the Midland Racquet Club, Midland, Texas, United States. The event ran for five editions and was usually staged late September to mid October annually until 1972.
Mark Cox 
Jan Kodeš 
Cliff Richey 
Bob Carmichael 
Raúl Ramírez 
Corrado Barazzutti 
Vijay Amritraj 
Tom Okker 
Patricio Cornejo 
Ismail El Shafei 
Brian Fairlie