Alexander Zverev stretching wide for a shot on a clay court
Cincinnati Masters

Cincinnati Open 2026 Round of 16: Zverev Meets Paul as Svitolina Withdraws Injured

The Cincinnati Open round of 16 arrives with the draw thinned from both ends. Elina Svitolina has withdrawn with the right ankle injury she picked up in Toronto, handing Xiyu Wang a walkover, and Nuno Borges beat 13th seed Andrey Rublev 6-3, 6-4 for his second seeded scalp of the week. What is left is the best single day of the tournament so far: top seed Alexander Zverev against Tommy Paul, Arthur Fils against Alex de Minaur, and a teenage-vs-veteran collision between Mirra Andreeva and Marta Kostyuk.

Full results from the earlier rounds are in our round of 64 report and round of 32 report. Outright angles are on the betting tips page, broadcast details in the how to watch guide.

Svitolina Out, and a Walkover Reshapes a Section

Elina Svitolina never took the court for her round-of-32 match. The eighth seed withdrew with the right ankle injury she carried out of Toronto, where she had saved seven match points in a first-round escape here days earlier. With the US Open main draw starting on 30 August, her fitness is now one of the stories of the fortnight.

Her withdrawal hands Xiyu Wang a walkover into a last-16 meeting with Madison Keys, who has dropped four games in her last two matches. Keys has gone from an awkward opener against Daria Snigur to the quietest good form in the draw.

Round of 32: How It Finished

Through Beat Score
Daniil Medvedev (4) Brandon Nakashima (27) 6-4, 7-5
Taylor Fritz (6) Daniel Mérida Aguilar 6-3, 6-4
Lorenzo Musetti (10) Michael Zheng 6-4, 6-2
Félix Auger-Aliassime (2) Juan Manuel Cerúndolo 7-5, 6-1
Frances Tiafoe (17) Learner Tien (16) 6-4, 4-6, 6-4
Nuno Borges Andrey Rublev (13) 6-3, 6-4
Adam Walton Jaime Faria 6-4, 4-6, 7-6
Tommy Paul (18) Alejandro Vallejo 3-6, 6-3, 6-4
Aryna Sabalenka (1) Xinyu Wang 6-1, 6-3
Coco Gauff (4) Ann Li (28) 6-1, 7-6(3)
Mirra Andreeva (5) Janice Tjen (32) 6-1, 7-6(5)
Marta Kostyuk (10) Sloane Stephens 7-5, 7-5
Madison Keys (20) Kateřina Siniaková (33) 6-1, 6-3
Xiyu Wang Elina Svitolina (8) Walkover

Borges is the result that matters for the bracket. The Portuguese has now beaten Francisco Cerúndolo and Rublev back to back without dropping a set, and he is quietly the most dangerous unseeded player left.

The Last-16 Ties Confirmed So Far

Match Why it matters
Alexander Zverev (1) v Tommy Paul (18) The title favourite against the most in-form American left outside the seedings’ top tier
Arthur Fils (21) v Alex de Minaur (5) Power against the tour’s best mover; both have spent extra hours on court this week
Félix Auger-Aliassime (2) v Frances Tiafoe (17) Montreal’s form line against the man who just outlasted Learner Tien
Marta Kostyuk (10) v Mirra Andreeva (5) Andreeva has dropped eight games in two matches; Kostyuk beat Sloane Stephens 7-5, 7-5
Madison Keys (20) v Xiyu Wang Keys arrives rested after 6-1, 6-3; Wang arrives on a walkover

The remaining ties settle as the last round-of-32 results are confirmed; the full bracket is on the Cincinnati Open hub.

Zverev Against Paul Is the Headline

Alexander Zverev has reached the last 16 without facing a break point in his second match and having needed four tie-breaks across two rounds — solid rather than spectacular, which has been his profile all year. Tommy Paul took a set to get going against qualifier Alejandro Vallejo but has the return game and the flat backhand to make Zverev serve his way through a third straight tight one.

The winner inherits the softest quarter-final path of the tournament, in the section that lost Novak Djokovic and Casper Ruud in the round of 64.

De Minaur, Fils and the Miles in the Legs

Alex de Minaur comes through the rain-wrecked half of the draw, having needed two days and four interruptions to put away Arthur Fery. Arthur Fils spent nearly as long avenging his Montreal defeat to Jiří Lehečka, letting a second-set lead slip before running away with the third. Both men are into a fourth match in five days, and freshness may decide it as much as form.

In the women’s draw, Mirra Andreeva against Marta Kostyuk is the pick: the 19-year-old world No. 6 has lost eight games in two matches, while Kostyuk put out Sloane Stephens 7-5, 7-5 in a match of fine margins. The winner is a live outsider for the title in a half that no longer contains Svitolina.

Where the Value Sits Now

The outright market has not moved much on the men’s side — Zverev remains favourite and Félix Auger-Aliassime the form alternative — but the women’s half framing has: Svitolina’s withdrawal leaves Aryna Sabalenka‘s section lighter, and Madison Keys at bigger prices is the each-way angle of the round after two near-flawless matches and a walkover-rested opponent. Our standing selections and full reasoning are on the Cincinnati Open betting tips page.

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More Cincinnati Open Coverage

Full cluster: Cincinnati Open hub · Round of 64 results · Round of 32 results · Preview · Betting tips · What to watch · Prize money · Past champions · How to watch

Every event we cover is in the tournaments index, and the dates are in the 2026 tennis calendar.