2018 Brest Challenger – Doubles
# 2018 Brest Challenger – Doubles

Sander Arends and Antonio Šančić were the defending champions but only Arends chose to defend his title, partnering Romain Arneodo. Arends lost in the quarterfinals to Simone Bolelli and Daniele Bracciali.

Sander Gillé and Joran Vliegen won the title after defeating Leander Paes and Miguel Ángel Reyes-Varela 3–6, 6–4, [10–2] in the final.

## Seeds

* Leander Paes / Miguel Ángel Reyes-Varela (final)
* Austin Krajicek / Jeevan Nedunchezhiyan (semifinals)
* Luke Bambridge / Marcelo Demoliner (first round)
* Sander Arends / Romain Arneodo (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

| First round | First round | First round | First round | First round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1 | L Paes MÁ Reyes-Varela | 4 | 6 | [10] | | | | | | | | | | | | | | |
| | G Granollers E López Pérez | 6 | 4 | [7] | 1 | L Paes MÁ Reyes-Varela | $7^7$ | 6 | | | | | | | | | | |
| WC | E Benchetrit G Blancaneaux | 6 | 2 | [10] | WC | E Benchetrit G Blancaneaux | $6^3$ | 1 | | | | | | | | | | |
| WC | B Bonzi C Lestienne | 3 | 6 | [4] | | | | | | 1 | L Paes MÁ Reyes-Varela | 7 | $7^7$ | | | | | |
| 4 | S Arends R Arneodo | 3 | 7 | [10] | | | | | | | S Bolelli D Bracciali | 5 | $6^5$ | | | | | |
| WC | Jaimee Floyd Angele C Denolly | 6 | 5 | [5] | 4 | S Arends R Arneodo | 3 | 1 | | | | | | | | | | |
| | H Hurkacz S Walków | 4 | $6^4$ | | | S Bolelli D Bracciali | 6 | 6 | | | | | | | | | | |
| | S Bolelli D Bracciali | 6 | $7^7$ | | | | | | | | | | | 1 | L Paes MÁ Reyes-Varela | 6 | 4 | [2] |
| | S Gillé J Vliegen | 6 | 6 | | | | | | | | | | | | S Gillé J Vliegen | 3 | 6 | [10] |
| | R Junaid D Pel | 4 | 4 | | | S Gillé J Vliegen | 6 | 6 | | | | | | | | | | |
| | H Nys J O'Mara | $6^5$ | 6 | [10] | | H Nys J O'Mara | 4 | 4 | | | | | | | | | | |
| 3 | L Bambridge M Demoliner | $7^7$ | 3 | [8] | | | | | | | S Gillé J Vliegen | 6 | 6 | | | | | |
| | A Vavassori D Vega Hernández | 2 | 3 | | | | | | | 2 | A Krajicek J Nedunchezhiyan | 2 | 4 | | | | | |
| | T Brkić A Pavić | 6 | 6 | | | T Brkić A Pavić | 7 | 3 | [5] | | | | | | | | | |
| | S Travaglia L Vanni | 3 | 2 | | 2 | A Krajicek J Nedunchezhiyan | 5 | 6 | [10] | | | | | | | | | |
| 2 | A Krajicek J Nedunchezhiyan | 6 | 6 | | | | | | | | | | | | | | | |
