1973 Cincinnati Open
The 1973 Cincinnati Open was a combined men's and women's tennis tournament played on outdoor clay courts at the Queen City Racquet Club in Sharonville, Ohio in the United States that was part of the 1973 Commercial Union Assurance Grand Prix. The tournament was held from August 6 through August 12, 1973. Ilie Năstase and Evonne Goolagong won the singles titles.Finals
defeated Manuel Orantes 5–7, 6–3, 6–4Women's Singles
defeated Chris Evert 6–2, 7–5/ Phil Dent defeated Brian Gottfried / Raúl Ramírez 1–6, 7–6, 7–6Women's Doubles
/ Pat Pretorius defeated Evonne Goolagong / Janet Young 7–6, 3–6, 6–2