Sander Arends and David Pel were the defending champions[1] but only Pel chose to defend his title, partnering Jonathan Eysseric. Pel lost in the semifinals to Patrik Niklas-Salminen and Bart Stevens.
| Doubles | |
|---|---|
| 2023 Open Saint-Brieuc | |
| Champions |  Dan Added Albano Olivetti |
| Runners-up |  Patrik Niklas-Salminen Bart Stevens |
| Score | 4–6, 7–6(9–7), [10–6] |
Dan Added and Albano Olivetti won the title after defeating Niklas-Salminen and Stevens 4–6, 7–6(9–7), [10–6] in the final.
Seeds edit
Dan Added / Albano Olivetti (champions)- Jonathan Eysseric /
David Pel (semifinals) 
Patrik Niklas-Salminen / Bart Stevens (final)
Luke Johnson / Sem Verbeek (semifinals)
Draw edit
Key edit
- Q = Qualifier
- WC = Wild card
- LL = Lucky loser
- Alt = Alternate
- SE = Special exempt
- PR = Protected ranking
- ITF = ITF entry
- JE = Junior exempt
- w/o = Walkover
- r = Retired
- d = Defaulted
- SR = Special ranking
| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | D Added A Olivetti
| 7 | 65 | [12] | |||||||||||||||||||||||
| WC | M Bourgue C Hemery
| 5 | 77 | [10] | 1 | D Added A Olivetti
| 6 | 6 | |||||||||||||||||||
| Mats Hermans M Veldheer
| 78 | 60 | [5] | WC | S Gueymard Wayenburg A Hoang
| 3 | 4 | ||||||||||||||||||||
| WC | S Gueymard Wayenburg A Hoang
| 66 | 77 | [10] | 1 | D Added A Olivetti
| 6 | 3 | [10] | ||||||||||||||||||
| 4 |  L Johnson S Verbeek
| 6 | 5 | [10] | 4 | L Johnson S Verbeek
| 3 | 6 | [5] | ||||||||||||||||||
| K Jacquet H Mayot
| 3 | 7 | [5] | 4 | L Johnson S Verbeek
| 6 | 7 | ||||||||||||||||||||
| C Chidekh L Sanchez
| 6 | 65 | [8] |  J Forejtek V Sachko
| 3 | 5 | |||||||||||||||||||||
| J Forejtek V Sachko
| 1 | 77 | [10] | 1 | D Added A Olivetti
| 4 | 79 | [10] | |||||||||||||||||||
 T Fancutt L Tu
| 6 | 3 | [8] | 3 | P Niklas-Salminen B Stevens
| 6 | 67 | [6] | |||||||||||||||||||
Charles Broom A Donski
| 3 | 6 | [10] | C Broom A Donski
| 0 | 1 | |||||||||||||||||||||
| E Furness G Jacq
| 4 | 0 | 3 | P Niklas-Salminen B Stevens
| 6 | 6 | |||||||||||||||||||||
| 3 | P Niklas-Salminen B Stevens
| 6 | 6 | 3 | P Niklas-Salminen B Stevens
| 6 | 6 | ||||||||||||||||||||
Constantin Bittoun Kouzmine Davide Pozzi
| 5 | 1 | 2 | J Eysseric D Pel
| 4 | 2 | |||||||||||||||||||||
| S Duncan M Willis
| 7 | 6 | S Duncan M Willis
| 4 | 4 | ||||||||||||||||||||||
| A Taylor J Taylor
| 3 | 2 | 2 | J Eysseric D Pel
| 6 | 6 | |||||||||||||||||||||
| 2 | J Eysseric D Pel
| 6 | 6 | ||||||||||||||||||||||||