2018 Brest Challenger

Country	Player	Rank1	Seed
FRA	Julien Benneteau	61	1
ESP	Jaume Munar	80	2
ESP	Roberto Carballés Baena	82	3
POL	Hubert Hurkacz	88	4
CZE	Jiří Veselý	93	5
FRA	Ugo Humbert	99	6
ITA	Lorenzo Sonego	101	7
USA	Michael Mmoh	104	8

• ¹ Rankings are as of 15 October 2018.^[1]

The following players received wildcards into the singles main draw:

• Antoine Cornut-Chauvinc
• Corentin Denolly
• Antoine Hoang
• Matteo Martineau

The following players received entry into the singles main draw as special exempts:

• Filippo Baldi
• Gleb Sakharov

The following players received entry from the qualifying draw:

• Benjamin Bonzi
• Ivan Gakhov
• Calvin Hemery
• Tak Khunn Wang

The following player received entry as a lucky loser:

• Tomislav Brkić

• Hubert Hurkacz def. Ričardas Berankis, 7–5, 6–1.

• Sander Gillé / Joran Vliegen def. Leander Paes / Miguel Ángel Reyes-Varela 3–6, 6–4, [10–2].