1977 Western Championships
| 1977 Cincinnati Open | |
|---|---|
| Date | August 11–18 |
| Edition | 77th |
| Category | Grand Prix Circuit (Three star) |
| Draw | 64S / 32D |
| Prize money | $100,000 |
| Surface | Clay / outdoor |
| Location | Cincinnati, Ohio, U.S. |
| Venue | Coney Island |
| Champions | |
| Singles | |
 Harold Solomon | |
| Doubles | |
 John Alexander / Phil Dent | |
The 1977 Cincinnati Open was a 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. The tournament was held from August 11 through August 18, 1977. 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
References
- Archive 1977 - Grand Prix Tour
- ITF – Cincinnati Tournament Details
- Men's Draw Singles
- Men's Draw Doubles