Watch US Open Women's Singles Fourth Round — Day 7 Free.

What's at Stake

The second week of the US Open begins as the final sixteen players take to the hard courts of Flushing Meadows with a coveted spot in the quarterfinals on the line. For the contenders, this round represents the ultimate transition from surviving the early-round pressure to positioning themselves for a genuine run at the final Grand Slam title of the season. With valuable ranking points and crucial momentum at stake, the margin for error disappears as the tournament enters its business end.

Form Guide

The players reaching this stage have navigated three grueling rounds, showcasing a mix of dominant straight-sets victories and resilient three-set battles. Those who have excelled on the North American summer hard-court swing are carrying high confidence, while several dark horses have found their rhythm just in time to challenge the established seeds. Momentum is key on the fast courts of New York, and the athletes who have managed to conserve energy while maintaining high first-serve percentages hold a distinct advantage heading into Day 7.

Key Players to Watch

• The Defending Champion — Under immense pressure to defend her crown, she must rely on her baseline consistency and familiarity with the Arthur Ashe Stadium atmosphere to dictate play.
• The Hard-Court Specialist — Armed with a powerful serve and aggressive groundstrokes, this contender has breezed through the opening week without dropping a set.
• The Rising Star — Having already pulled off a major upset in the third round, this fearless young player brings fearless shot-making and nothing to lose into the round of 16.

Prediction

Expect highly competitive, physical matchups as the court speed and humid New York conditions test the physical limits of the remaining field. The top seeds who possess Grand Slam pedigree are favored to advance, but at least one high-profile upset is likely as the pressure of the second week takes its toll. Ultimately, the players with superior second-serve return statistics and mental resilience under pressure will secure their spots in the quarterfinals in hard-fought, three-set battles.