1977 US Open – Men's singles



Guillermo Vilas defeated the defending champion Jimmy Connors in the final, 2–6, 6–3, 7–6(7–4), 6–0 to win the men's singles tennis title at the 1977 US Open. It was his first US Open title and second major title overall.

This was the third and last edition of the US Open to be played on clay courts; it switched the following year to hard courts.

The competition was played best-of-three sets in the first four rounds, followed by best-of-five sets from the quarterfinals onward.

Seeds
The seeded players are listed below. Guillermo Vilas is the champion; others show the round in which they were eliminated.


 * 1) 🇸🇪 Björn Borg (fourth round)
 * 2) 🇺🇸 Jimmy Connors (finalist)
 * 3) 🇺🇸 Brian Gottfried (quarterfinalist)
 * 4) 🇦🇷 Guillermo Vilas (champion)
 * 5) 🇪🇸 Manuel Orantes (quarterfinalist)
 * 6) 🇲🇽 Raúl Ramírez (first round)
 * 7) 🇷🇴 Ilie Năstase (second round)
 * 8) 🇺🇸 Vitas Gerulaitis (fourth round)
 * 9) 🇺🇸 Eddie Dibbs (third round)
 * 10) 🇺🇸 Dick Stockton (quarterfinalist)
 * 11) 🇺🇸 Roscoe Tanner (fourth round)
 * 12) 🇺🇸 Harold Solomon (semifinalist)
 * 13) 🇬🇧 Mark Cox (first round)
 * 14) 🇦🇺 Ken Rosewall (third round)
 * 15) 🇵🇱 Wojtek Fibak (fourth round)
 * 16) 🇺🇸 Stan Smith (second round)

Key

 * Q = Qualifier
 * WC = Wild card
 * LL = Lucky loser
 * r = Retired