| 2021 Nur-Sultan Challenger | |
|---|---|
| Date | 22–28 February |
| Edition | 3rd |
| Surface | Hard (Indoor) |
| Location | Nur-Sultan, Kazakhstan |
| Champions | |
| Singles | |
 Mackenzie McDonald | |
| Doubles | |
 Denys Molchanov /  Aleksandr Nedovyesov | |
The 2021 Nur-Sultan Challenger was a professional tennis tournament played on indoor hard courts. It was the third edition of the tournament which was part of the 2021 ATP Challenger Tour. It took place in Nur-Sultan, Kazakhstan between 22 and 28 February 2021.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
| KAZ | Mikhail Kukushkin | 90 | 1 |
 RUS | Evgeny Donskoy | 123 | 2 |
 GER | |||
 IND | Prajnesh Gunneswaran | 131 | 4 |
 SUI | Henri Laaksonen | 139 | 5 |
 AUT | Jurij Rodionov | 152 | 6 |
 SVK | Martin Kližan | 158 | 7 |
 SLO | Blaž Rola | 159 | 8 |
The following players received wildcards into the singles main draw:
Timofey Skatov Dostanbek Tashbulatov Denis Yevseyev The following players received entry into the singles main draw as alternates:
The following players received entry from the qualifying draw:
The following players received entry as lucky losers:
Mackenzie McDonald def. Jurij Rodionov 6–1, 6–2. Denys Molchanov / Aleksandr Nedovyesov def. Nathan Pasha / Max Schnur 6–4, 6–4.The 2019 President's Cup was a professional tennis tournament played on outdoor hard courts. It was the fourteenth (ATP) and eleventh (ITF) editions of the tournament and was part of the 2019 ATP Challenger Tour and the 2019 ITF Women's World Tennis Tour. It took place in Nur-Sultan, Kazakhstan, on 15–21 July 2019.
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