| Date: | August 8–15 |
| Edition: | 8th |
| Category: | Grand Prix (Four Star) |
| Prize Money: | $125,000 |
| Draw: | 64S / 32D |
| Surface: | Clay / outdoor |
| Location: | Columbus, Ohio, United States |
| Venue: | Muirfield Village |
| Champs: |  Guillermo Vilas[1] |
| Before Name: | Buckeye Tennis Championships |
| Main Name: | Columbus Open |
The 1977 Wendy's Tennis Classic, also known as the Buckeye Championships, was a men's tennis tournament played on outdoor clay courts at the Muirfield Village in Dublin, a suburb of Columbus, Ohio in the United States that was part of the Four Star category of the 1977 Grand Prix circuit. It was the eighth edition of the tournament and was held from August 8 through August 15, 1977. First-seeded Guillermo Vilas won the singles title and earned $20,000 first-prize money.[2]
Guillermo Vilas defeated 
Brian Gottfried 6–2, 6–1
Bob Lutz / Stan Smith defeated Peter Fleming / Gene Mayer 4–6, 7–5, 6–2