2021 JC Ferrero Challenger Open – Doubles
# 2021 JC Ferrero Challenger Open – Doubles

Enzo Couacaud and Albano Olivetti were the defending champions but chose not to defend their title.

Denys Molchanov and David Vega Hernández won the title after defeating Romain Arneodo and Matt Reid 6–4, 6–2 in the final.

## Seeds

* André Göransson / Szymon Walków (first round)
* Romain Arneodo / Matt Reid (final)
* Denys Molchanov / David Vega Hernández (champions)
* Robert Galloway / Alex Lawson (semifinals)

## 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 | Final | Final | Final | Final |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1 | A Göransson S Walków | 4 | 2 | | | | | | | | | | | | | | |
| | J Nedunchezhiyan P Raja | 6 | 6 | | | J Nedunchezhiyan P Raja | 6 | 6 | | | | | | | | | |
| WC | D Marrero Dhruva Mulye | 6 | 2 | | WC | D Marrero D Mulye | 2 | 3 | | | | | | | | | |
| | D Popko D Yevseyev | 1 | $0^r$ | | | | | | | | J Nedunchezhiyan P Raja | 4 | 4 | | | | |
| 3 | D Molchanov D Vega Hernández | 6 | 6 | | | | | | | 3 | D Molchanov D Vega Hernández | 6 | 6 | | | | |
| | T Gabashvili N Kuhn | 1 | 2 | | 3 | D Molchanov D Vega Hernández | 6 | 1 | [12] | | | | | | | | |
| | B Gojo K Żuk | 6 | 6 | | | B Gojo K Żuk | 3 | 6 | [10] | | | | | | | | |
| | S Balaji R Ramanathan | 4 | 3 | | | | | | | | | | | 3 | D Molchanov D Vega Hernández | 6 | 6 |
| | L Miedler D Sharan | $6^2$ | 4 | | | | | | | | | | | 2 | R Arneodo M Reid | 4 | 2 |
| WC | Diego Augusto Barreto Sánchez D Rincón | $7^7$ | 6 | | WC | DA Barreto Sánchez D Rincón | 1 | $6^4$ | | | | | | | | | |
| | A Menéndez Maceiras M Vilella Martínez | 6 | 4 | [6] | 4 | R Galloway A Lawson | 6 | $7^7$ | | | | | | | | | |
| 4 | R Galloway A Lawson | 4 | 6 | [10] | | | | | | 4 | R Galloway A Lawson | 4 | 4 | | | | |
| | A Šančić A Sitak | 3 | 6 | [6] | | | | | | 2 | R Arneodo M Reid | 6 | 6 | | | | |
| WC | Em Nava F Verdasco | 6 | 4 | [10] | WC | Em Nava F Verdasco | | | | | | | | | | | |
| | K Drzewiecki P Matuszewski | 6 | 3 | [5] | 2 | R Arneodo M Reid | w/o | | | | | | | | | | |
| 2 | R Arneodo M Reid | 3 | 6 | [10] | | | | | | | | | | | | | |
