2021 Open Quimper Bretagne
# 2021 Open Quimper Bretagne

The 2021 Open Quimper Bretagne was a professional tennis tournament played on hard courts. It was the eleventh edition of the tournament which was part of the 2021 ATP Challenger Tour. It took place in Quimper, France between 25 and 31 January 2021.

## Singles main-draw entrants

### Seeds

| Country | Player | $Rank^1$ | Seed |
| - | - | - | - |
| FRA | Lucas Pouille | 74 | 1 |
| USA | Sebastian Korda | 103 | 2 |
| FRA | Grégoire Barrère | 111 | 3 |
| USA | Denis Kudla | 116 | 4 |
| ITA | Federico Gaio | 136 | 5 |
| AUT | Jurij Rodionov | 144 | 6 |
| GER | Peter Gojowczyk | 147 | 7 |
| SUI | Marc-Andrea Hüsler | 148 | 8 |

* $^1$ Rankings as of 18 January 2021.

### Other entrants

The following players received wildcards into the singles main draw:

* Arthur Cazaux
* Evan Furness
* Constant Lestienne

The following players received entry from the qualifying draw:

* Antoine Cornut Chauvinc
* Tristan Lamasine
* Illya Marchenko
* Kacper Żuk

## Champions

### Singles

* Sebastian Korda def. Filip Horanský 6–1, 6–1.

### Doubles

* Grégoire Barrère / Albano Olivetti def. James Cerretani / Marc-Andrea Hüsler 5–7, $7–6^{(9–7)},$ [10–8].
