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US Open Predictions & Picks — September 9, 2026

By The Maiden Desk · September 9, 2026

Every number below was fixed before the match and graded against the official result.

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2 matches are on Wednesday's card at US Open, and we have a pick for every one of them. The headline act: Coco Gauff against Mirra Andreeva in the quarterfinal. Our calls: Gauff over Andreeva, Rybakina over Zheng.

Elena Rybakina vs. Qinwen Zheng

✓ Pick rightWe got this one right. Elena Rybakina was our 73% pick, and won 3-6 6-1 6-4.

Pick: Rybakina

Win probability: 73% Rybakina · Market: -245 · Sets: 2 (66%) · most likely score 2-0 (51%)

Wednesday's US Open quarterfinal pits Elena Rybakina against Qinwen Zheng on hard. Elena Rybakina is rolling — 8 straight wins, 9 of 10 in recent play. Qinwen Zheng is rolling — 4 straight wins, 6 of 10 in recent play.

Elena Rybakina simply rates much higher on hard, and our number follows from it. Anything other than a Rybakina win would rank among the bigger surprises of the week.

Coco Gauff vs. Mirra Andreeva

✓ Pick rightNailed it. We had Coco Gauff at 56% before the match, and Coco Gauff won 2-6 7-6 6-2.

Pick: Gauff

Win probability: 56% Gauff · Market: -172 · Sets: 2 (65%) · most likely score 2-0 (38%)

Coco Gauff and Mirra Andreeva meet in the quarterfinal at US Open on Wednesday. Coco Gauff brings a 9-match winning streak into this one, 9-1 across the last ten. Mirra Andreeva brings a 4-match winning streak into this one, 7-3 across the last ten.

Coco Gauff is clearly higher-rated on hard — our number puts Gauff around 56%. A tiebreak or two would surprise nobody, with Gauff fractionally more likely to land the big points.

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Updated Sep 8, 2026, 3:00 PM UTC. Picks are frozen before first serve and graded on the track record page — this page is never edited after the fact.