2018 Brest Challenger

The 2018 Brest Challenger was a professional tennis tournament played on hard courts. It was the fourth edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Brest, France between 22 and 28 October 2018.

Seeds

 * 1 Rankings are as of 15 October 2018.

Other entrants
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

Singles

 * 🇵🇱 Hubert Hurkacz def. 🇱🇹 Ričardas Berankis, 7–5, 6–1.

Doubles

 * 🇧🇪 Sander Gillé / 🇧🇪 Joran Vliegen def. 🇮🇳 Leander Paes / 🇲🇽 Miguel Ángel Reyes-Varela 3–6, 6–4, [10–2].