| 2019 Brest Challenger | |
|---|---|
| Date | 21–27 October |
| Edition | 5th |
| Surface | Hard |
| Location | Brest, France |
| Champions | |
| Singles | |
 Ugo Humbert | |
| Doubles | |
 Denys Molchanov /  Andrei Vasilevski | |
The 2019 Brest Challenger was a professional tennis tournament played on hard courts. It was the fifth edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Brest, France between 21 and 27 October 2019.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
| FRA
|
Ugo Humbert | 70 | 1 |
 ESP
|
Roberto Carballés Baena | 80 | 2 |
 ITA
|
Thomas Fabbiano | 89 | 3 |
| FRA
|
Corentin Moutet | 94 | 4 |
| ESP
|
Jaume Munar | 99 | 5 |
 RSA
|
Lloyd Harris | 106 | 6 |
| FRA
|
Antoine Hoang | 107 | 7 |
 RUS
|
Evgeny Donskoy | 113 | 8 |
 SVK
|
Norbert Gombos | 116 | 9 |
| ITA
|
Paolo Lorenzi | 117 | 10 |
 GER
|
Yannick Maden | 118 | 11 |
 CZE
|
Jiří Veselý | 120 | 12 |
 JPN
|
Yūichi Sugita | 129 | 13 |
| ESP
|
Guillermo García López | 141 | 14 |
| FRA
|
Enzo Couacaud | 177 | 15 |
| FRA
|
Quentin Halys | 180 | 16 |
The following players received wildcards into the singles main draw:
The following player received entry into the singles main draw as a special exempt:
The following players received entry from the qualifying draw:
Ugo Humbert def. Evgeny Donskoy 6–2, 6–3. Denys Molchanov / Andrei Vasilevski def. Andrea Vavassori / David Vega Hernández 6–3, 6–1.
