1977 Cincinnati Open
The 1977 Cincinnati Open was a men's tennis tournament played on outdoor clay courts at the Coney Island in Cincinnati, Ohio in the United States that was part of the 1977 Colgate-Palmolive Grand Prix. It was the 77th edition of the tournament and was held from August 11 through August 18, 1977. Third-seeded Harold Solomon won the singles title. Finals. Singles. Harold Solomon defeated Mark Cox 6–2, 6–3 Doubles. John Alexander / Phil Dent defeated Bob Hewitt / Roscoe Tanner 6–3, 7–6