The 2026 Tiburon Challenger was a professional tennis tournament played on outdoor hardcourts. It was the 18th edition of the tournament which was part of the 2026 ATP Challenger Tour. It took place in Tiburon, United States between September 14 and 20, 2026.
Singles main draw entrants
Seeds Country Player Rank1 SeedMichael Zheng1071Nishesh Basavareddy1632Federico Agustín Gómez1693Michael Mmoh1734Tristan Boyer1825Andre Ilagan1846Keegan Smith1937Braden Shick2168 1 Rankings are as of August 31, 2026.
Other entrants The following players received wildcards into the singles main draw: Sebastian Gorzny Aidan Mayo J. J. Wolf
The following players received entry into the singles main draw using protected rankings: Patrick Maloney Karuê Sell
The following player received entry into the singles main draw as an alternate: Trevor Svajda
The following players received entry from the qualifying draw: Erik Arutiunian Timo Legout Bryce Nakashima Ryan Seggerman Luca Stäheli Evan Zhu
Champions Singles
Darwin Blanch def. Michael Mmoh 3–6, 6–4, 6–2.
Doubles
Hans Hach Verdugo / JJ Tracy def. Nathaniel Lammons / Jackson Withrow 7–6(9–7), 6–4.
References