| Men's Singles | |
|---|---|
| 1977 U.S. Clay Court Championships | |
| Champion |
|
| Runner-up |
|
| Final score | 6–1, 6–3 |
Manuel Orantes won the title for the third time, defeating Jimmy Connors in the final.
A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.