Doubles
2018 Brest Challenger
Final
Champions	Sander Gillé Joran Vliegen
Runners-up	Leander Paes Miguel Ángel Reyes-Varela
Score	3–6, 6–4, [10–2]
Events
Singles Doubles
← 2017 · Brest Challenger · 2019 →

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.

	First round							Quarterfinals							Semifinals							Final
	1	L Paes MÁ Reyes-Varela	4	6	[10]
		G Granollers E López Pérez	6	4	[7]			1	L Paes MÁ Reyes-Varela	77	6
	WC	E Benchetrit G Blancaneaux	6	2	[10]			WC	E Benchetrit G Blancaneaux	63	1
	WC	B Bonzi C Lestienne	3	6	[4]										1	L Paes MÁ Reyes-Varela	7	77
	4	S Arends R Arneodo	3	7	[10]											S Bolelli D Bracciali	5	65
	WC	Jaimee Floyd Angele C Denolly	6	5	[5]			4	S Arends R Arneodo	3	1
		H Hurkacz S Walków	4	64					S Bolelli D Bracciali	6	6
		S Bolelli D Bracciali	6	77																		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	65	6	[10]				H Nys J O'Mara	4	4
	3	L Bambridge M Demoliner	77	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

• Main Draw