2021 President's Cup – Men's doubles
# 2021 President's Cup – Men's doubles

Andrey Golubev and Aleksandr Nedovyesov were the defending champions but chose not to defend their title.

Hsu Yu-hsiou and Benjamin Lock won the title after defeating Peter Polansky and Sergiy Stakhovsky 2–6, 6–1, [10–7] in the final.

## Seeds

* Peter Polansky / Sergiy Stakhovsky (final)
* Max Purcell / Akira Santillan (first round)
* Pavel Kotov / Vladyslav Manafov (quarterfinals)
* Hsu Yu-hsiou / Benjamin Lock (champions)

## Draw

### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

| First round | First round | First round | First round | First round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1 | P Polansky S Stakhovsky | 6 | 3 | [10] | | | | | | | | | | | | | | | |
| WC | A Dubrivnyy G Lomakin | 4 | 6 | [6] | 1 | P Polansky S Stakhovsky | 6 | 6 | | | | | | | | | | | |
| | Y-s Chung K Sultanov | 6 | 7 | | | Y-s Chung K Sultanov | 2 | 3 | | | | | | | | | | | |
| | J Kubler E Leshem | 3 | 5 | | | | | | | 1 | P Polansky S Stakhovsky | 3 | 6 | [10] | | | | | |
| 3 | P Kotov V Manafov | 6 | 6 | | | | | | | | A Bega C Denolly | 6 | 4 | [8] | | | | | |
| WC | D Golubev Alexey Zakharov | 4 | 2 | | 3 | P Kotov V Manafov | $6^6$ | 2 | | | | | | | | | | | |
| | E Karlovskiy D Yevseyev | 6 | 3 | [5] | | A Bega C Denolly | $7^8$ | 6 | | | | | | | | | | | |
| | A Bega C Denolly | 3 | 6 | [10] | | | | | | | | | | | 1 | P Polansky S Stakhovsky | 6 | 1 | [7] |
| WC | T Khabibulin Dostanbek Tashbulatov | 0 | 3 | | | | | | | | | | | | 4 | Y-h Hsu B Lock | 2 | 6 | [10] |
| | A Kuznetsov R Safiullin | 6 | 6 | | | A Kuznetsov R Safiullin | $7^7$ | 4 | [7] | | | | | | | | | | |
| | J Clarke E Kırkın | 2 | 2 | | 4 | Y-h Hsu B Lock | $6^5$ | 6 | [10] | | | | | | | | | | |
| 4 | Y-h Hsu B Lock | 6 | 6 | | | | | | | 4 | Y-h Hsu B Lock | 6 | $7^7$ | | | | | | |
| | M Bašić M Jaziri | $7^7$ | 4 | [11] | | | | | | | L Catarina H Grenier | 0 | $6^2$ | | | | | | |
| | N Chappell R Peniston | $6^4$ | 6 | [13] | | N Chappell R Peniston | 3 | 6 | [5] | | | | | | | | | | |
| | L Catarina H Grenier | $6^{10}$ | 6 | [10] | | L Catarina H Grenier | 6 | 4 | [10] | | | | | | | | | | |
| 2 | M Purcell A Santillan | $7^{12}$ | 4 | [4] | | | | | | | | | | | | | | | |
