2021 Swedish Open – Men's doubles
# 2021 Swedish Open – Men's doubles

Sander Gillé and Joran Vliegen were the reigning champions from when the tournament was last held in 2019, but chose not to defend their title.

Sander Arends and David Pel won the title, defeating Andre Begemann and Albano Olivetti in the final, 6–4, 6–2.

## Seeds

* Andrés Molteni / Andrea Vavassori (quarterfinals)
* André Göransson / Frederik Nielsen (quarterfinals)
* Pablo Cuevas / Fabrice Martin (semifinals)
* Nicholas Monroe / Andrei Vasilevski (quarterfinals)

## 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

### Draw

| First round | First round | First round | First round | First round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1 | A Molteni A Vavassori | 6 | 6 | | | | | | | | | | | | | | |
| | R Albot D Molchanov | 1 | 2 | | 1 | A Molteni A Vavassori | 6 | 4 | [3] | | | | | | | | |
| | R Matos T Monteiro | 3 | 6 | [1] | | A Begemann A Olivetti | 3 | 6 | [10] | | | | | | | | |
| | A Begemann A Olivetti | 6 | 2 | [10] | | | | | | | A Begemann A Olivetti | w/o | | | | | |
| 4 | N Monroe A Vasilevski | $7^7$ | 6 | | | | | | | | R Carballés Baena M Cecchinato | | | | | | |
| | R Arneodo I Zelenay | $6^5$ | 4 | | 4 | N Monroe A Vasilevski | 6 | 5 | [8] | | | | | | | | |
| | R Carballés Baena M Cecchinato | 6 | 6 | | | R Carballés Baena M Cecchinato | 3 | 7 | [10] | | | | | | | | |
| WC | C Söderlund E Ymer | 2 | 4 | | | | | | | | | | | | A Begemann A Olivetti | 4 | 2 |
| | J Nedunchezhiyan P Raja | 7 | 3 | [6] | | | | | | | | | | | S Arends D Pel | 6 | 6 |
| WC | F Bergevi M Eriksson | 5 | 6 | [10] | WC | F Bergevi M Eriksson | 3 | 6 | [6] | | | | | | | | |
| | R Jebavý J Veselý | 6 | 1 | [5] | 3 | P Cuevas F Martin | 6 | 3 | [10] | | | | | | | | |
| 3 | P Cuevas F Martin | 3 | 6 | [10] | | | | | | 3 | P Cuevas F Martin | 6 | 5 | [7] | | | |
| | S Arends D Pel | 6 | 6 | | | | | | | | S Arends D Pel | 2 | 7 | [10] | | | |
| | LD Martínez A Sitak | 1 | 4 | | | S Arends D Pel | 6 | 6 | | | | | | | | | |
| | F Bagnis F Coria | 4 | 3 | | 2 | A Göransson F Nielsen | 2 | 2 | | | | | | | | | |
| 2 | A Göransson F Nielsen | 6 | 6 | | | | | | | | | | | | | | |
