# 2010 Open de Rennes – Singles

Alejandro Falla was the defending champion, but decided not to participate this year. Marc Gicquel won this tournament, by defeating 5th seed Stéphane Bohli 7–6$^{(7–6)}$, 4–6, 6–1 in the final.

## Seeds

* Arnaud Clément (quarterfinals)
* Lukáš Lacko (first round)
* Stéphane Robert (first round)
* Björn Phau (quarterfinals)
* Stéphane Bohli (final)
* David Guez (second round)
* Grigor Dimitrov (second round)
* Ilija Bozoljac (first round)

## Draw
### Key

* 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

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| PR | Frank Dancevic | 7$^8$ | 2 | 6$^9$ | | | | | |
| 5 | Stéphane Bohli | 6$^6$ | 6 | 7$^{11}$ | | | | | |
| 5 | Stéphane Bohli | 6$^6$ | 6 | 7$^{11}$ | 5 | Stéphane Bohli | 6$^6$ | 6 | 1 |
| | | | | | | Marc Gicquel | 7$^8$ | 4 | 6 |
| | Marc Gicquel | 6 | 6 | | | Marc Gicquel | 7$^8$ | 4 | 6 |
| | Roberto Bautista-Agut | 1 | 2 | | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | A Clément | 7$^7$ | 6 | | | | | | | | | | | | | | | | |
| WC | R Jouan | 6$^3$ | 4 | | 1 | A Clément | 6 | 6 | | | | | | | | | | | |
| Q | P-H Herbert | 6 | 0 | 3 | | J Ouanna | 3 | 4 | | | | | | | | | | | |
| | J Ouanna | 3 | 6 | 6 | | | | | | 1 | A Clément | 7$^9$ | 4 | 4 | | | | | |
| PR | F Dancevic | 7 | 7$^9$ | | | | | | | PR | F Dancevic | 6$^7$ | 6 | 6 | | | | | |
| Q | M Bachinger | 5 | 6$^7$ | | PR | F Dancevic | 7$^7$ | 7$^7$ | | | | | | | | | | | |
| WC | L Rochette | 6 | 0 | 4 | 7 | G Dimitrov | 6$^4$ | 6$^3$ | | | | | | | | | | | |
| 7 | G Dimitrov | 1 | 6 | 6 | | | | | | | | | | | PR | F Dancevic | 7$^8$ | 2 | 6$^9$ |
| 4 | B Phau | 6 | 6 | | | | | | | | | | | | 5 | S Bohli | 6$^6$ | 6 | 7$^{11}$ |
| Q | R El Amrani | 4 | 1 | | 4 | B Phau | 6 | 4 | 6 | | | | | | | | | | |
| | B Paire | 2 | 6 | 6$^3$ | WC | C-A Brézac | 2 | 6 | 1 | | | | | | | | | | |
| WC | C-A Brézac | 6 | 3 | 7$^7$ | | | | | | 4 | B Phau | 1 | 3 | | | | | | |
| Q | H Kontinen | 7 | 6 | | | | | | | 5 | S Bohli | 6 | 6 | | | | | | |
| | L Rosol | 5 | 4 | | Q | H Kontinen | 6$^4$ | 0 | | | | | | | | | | | |
| | A Mannarino | 6 | 1 | 5 | 5 | S Bohli | 7$^7$ | 6 | | | | | | | | | | | |
| 5 | S Bohli | 4 | 6 | 7 | | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals |
| 6 | D Guez | 6 | 4 | 6 | | | | | | | | | | | | |
| | D Gremelmayr | 0 | 6 | 3 | 6 | D Guez | 2 | 2 | | | | | | | | |
| | V Millot | 2 | 2 | | | M Ebden | 6 | 6 | | | | | | | | |
| | M Ebden | 6 | 6 | | | | | | | M Ebden | 3 | 1 | | | | |
| WC | K Vliegen | 6 | 6$^5$ | 3 | | | | | | M Gicquel | 6 | 6 | | | | |
| | I Sijsling | 4 | 7$^7$ | 6 | | I Sijsling | 4 | 4 | | | | | | | | |
| | M Gicquel | 6 | 6 | | | M Gicquel | 6 | 6 | | | | | | | | |
| 3 | S Robert | 3 | 4 | | | | | | | | | | | M Gicquel | 6 | 6 |
| 8 | I Bozoljac | 7 | 3 | 6$^2$ | | | | | | | | | | R Bautista-Agut | 1 | 2 |
| | N Desein | 5 | 6 | 7$^7$ | | N Desein | 6 | 1 | 4 | | | | | | | |
| | D Kindlmann | 6 | 2 | 1 | | C Niland | 3 | 6 | 6 | | | | | | | |
| | C Niland | 4 | 6 | 6 | | | | | | C Niland | 6 | 1 | 5 | | | |
| SE | A Gensse | 5 | 6$^1$ | | | | | | | R Bautista-Agut | 3 | 6 | 7 | | | |
| | R Bautista-Agut | 7 | 7$^7$ | | | R Bautista-Agut | 6 | 6$^6$ | 6 | | | | | | | |
| | N Mahut | 6$^8$ | 6 | 6 | | N Mahut | 4 | 7$^8$ | 4 | | | | | | | |
| 2 | L Lacko | 7$^{10}$ | 2 | 4 | | | | | | | | | | | | |