After reaching the top 100 for the first time this season, 23 year old Belgian Raphael Collignon is into the third round of the US Open , with his two wins this week representing the first Grand Slam main draw victories of his burgeoning career.

Collignon Wins Grand Slam Matches for the First Time This Week

Coming into the clash with #12 seed Casper Ruud, Collignon was a massive underdog. The 23-year-old Belgian carried a modest 2–11 career record at Tour level and had only just earned his first Grand Slam main-draw victory in the opening round against Daniel Elahi Galán. Few would have predicted that Collignon would back it up with a seismic upset.

Ruud, the 2022 US Open finalist, entered with a strong season record of 27–12 despite battling patches of inconsistency in 2025. At Flush

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