Sion Challenger · Challenger 50 · QF · Clay · Aug 20, 2026

Giustino d. Kuzmanov

6-3, 5-7, 6-1 · Lorenzo Giustino (ITA) · Dimitar Kuzmanov (BUL)

Giustino beat Kuzmanov 6-3, 5-7, 6-1 in the quarterfinals at the Sion Challenger. Giustino won 86 of 167 points (51%). Giustino hit 6 aces to 2 and won 76% of points behind the first serve (41/54) against 66% for Kuzmanov. Giustino converted 5 of 10 break points and saved 4 of 6 faced; Kuzmanov converted 2 of 6. The match was played on clay in Switzerland.

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