The 2026 Open de Sion was a professional tennis tournament played on clay courts. It was the first edition of the tournament which was part of the 2026 ATP Challenger Tour. It took place in Sion, Switzerland between 17 and 22 August 2026.
Singles main draw entrants Seeds Country Player Rank1 SeedLorenzo Giustino1981Juan Manuel La Serna2862Sandro Kopp2893Calvin Hemery3184Marvin Möller3195Dominic Stricker3276Murkel Dellien3287Juan Estévez3298 1 Rankings as of 3 August 2026.
Other entrants The following players received wildcards into the singles main draw: Luca Stäheli Dominic Stricker Jeffrey von der Schulenburg
The following player received entry into the singles main draw through the College Accelerator programme: Max Dahlin
The following player received entry into the singles main draw as an alternate: Ryan Nijboer
The following players received entry from the qualifying draw: Gerard Campaña Lee Thiago Cigarrán Benjamin Hassan Àlex Martí Pujolràs Oleksandr Ovcharenko Kai Wehnelt
The following player received entry as a lucky loser: Luca Wiedenmann
Champions Singles
Dominic Stricker def. Benjamin Hassan 6–1, 2–6, 6–2.
Doubles
Maximilian Neuchrist / David Poljak def. Murkel Dellien / Facundo Mena 6–4, 6–4.
References