Overview
- Carlos Alcaraz dismissed Reilly Opelka 6:4, 7:5, 6:4 and will face Italy's Mattia Bellucci in the second round.
- Venus Williams, 45, returned to Arthur Ashe Stadium and lost 3:6, 6:2, 1:6 to Karolina Muchova in her 25th US Open appearance.
- Qualifier Jan-Lennard Struff beat Mackenzie McDonald 3:6, 7:6 (7:4), 6:3, 6:3 to reach round two against No. 11 seed Holger Rune.
- Tatjana Maria fell 3:6, 2:6 to Maria Sakkari, with fellow Germans Laura Siegemund, Eva Lys and Daniel Altmaier set for their openers as Zverev meets Alejandro Tabilo in the nightsession.
- In Germany the tournament is not on free-to-air TV, with coverage on Sporteurope.tv, Sky and WOW, and a record singles prize pool reported at USD 90 million with equal pay and USD 5 million to each champion.