The 2023 QNB Finansbank Istanbul Challenger 75. TED Open International Tennis Tournament was a professional tennis tournament played on hardcourts. It was the 37th edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Istanbul, Turkey between 4 and 10 September 2023.

Singles main-draw entrants Seeds Country Player Rank1 SeedKwon Soon-woo1041Jesper de Jong1412Lukáš Klein1553Dino Prižmić1764Gauthier Onclin1985Harold Mayot2046Damir Džumhur2117Norbert Gombos2178 1 Rankings are as of 28 August 2023.

Other entrants The following players received wildcards into the singles main draw: Tuncay Duran Koray Kırcı Ergi Kırkın

The following players received entry from the qualifying draw: Blaise Bicknell Leo Borg Daniel Cukierman Martin Damm Marsel İlhan Yshai Oliel

Champions Singles

Damir Džumhur def. Lukáš Klein 7–6(7–5), 6–3.

Doubles

Luke Johnson / Skander Mansouri def. Sander Arends / Aisam-ul-Haq Qureshi 7–6(7–3), 6–3.

References