The 2019 Nur-Sultan Challenger was a professional tennis tournament played on indoor hard courts. It was the first edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Nur-Sultan, Kazakhstan between 30 September and 6 October 2019.

Singles main-draw entrants Seeds Country Player Rank1 SeedCorentin Moutet961Evgeny Donskoy1162Malek Jaziri1173Ilya Ivashka1344Yannick Maden1365Viktor Troicki1516Denis Istomin1657Alexey Vatutin1958Ruben Bemelmans2029Dmitry Popko20910Matteo Viola21311Aleksandr Nedovyesov21612Roman Safiullin22913Sasikumar Mukund23314Hiroki Moriya25015Evgeny Karlovskiy25616 1 Rankings are as of 23 September 2019.

Other entrants The following players received wildcards into the singles main draw: Andrei Iakovlev Jurabek Karimov Timur Khabibulin Dostanbek Tashbulatov Beibit Zhukayev

The following player received entry into the singles main draw using a protected ranking: Maximilian Neuchrist

The following players received entry from the qualifying draw: Savriyan Danilov Fabien Reboul

The following player received entry as a lucky loser: Sagadat Ayap

Champions Singles

Illya Marchenko def. Yannick Maden 4–6, 6–4, 6–3.

Doubles

Harri Heliövaara / Illya Marchenko def. Karol Drzewiecki / Szymon Walków 6–4, 6–4.

References