# 2013 Fifth Third Bank Tennis Championships – Men's singles

Denis Kudla was the defending champion, but chose not to compete. James Ward defeated James Duckworth in the final.

## Seeds

* Illya Marchenko (quarterfinals)
* Olivier Rochus (first round)
* Ruben Bemelmans (second round)
* Alex Kuznetsov (first round)
* Bradley Klahn (semifinals)
* James Duckworth (final)
* Tatsuma Ito (quarterfinals)
* Malek Jaziri (quarterfinals)

## 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 | Final | Final | Final | Final | Final |
| 6 | James Duckworth | 6 | 7 | | | | | |
| 5 | Bradley Klahn | 4 | 5 | | | | | |
| 5 | Bradley Klahn | 4 | 5 | 6 | James Duckworth | 6 | 3 | 4 |
| | | | | | James Ward | 4 | 6 | 6 |
| WC | Filip Peliwo | 0 | 1 | | James Ward | 4 | 6 | 6 |
| | James Ward | 6 | 6 | | | | | |

### 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 |
| 1 | I Marchenko | 3 | 6 | 6 | | | | | | | | | | | | | | |
| | D Molchanov | 6 | 2 | 3 | 1 | I Marchenko | 6 | 6 | | | | | | | | | | |
| Q | G Jones | 5 | 6 | 6 | Q | G Jones | 4 | 2 | | | | | | | | | | |
| | H Moriya | 7 | 3 | 0 | | | | | | 1 | I Marchenko | 1 | 7 | 4 | | | | |
| WC | E Quigley | 6 | 6$^5$ | 1 | | | | | | 6 | J Duckworth | 6 | 5 | 6 | | | | |
| | P Polansky | 2 | 7$^7$ | 6 | | P Polansky | 3 | 6$^4$ | | | | | | | | | | |
| | M Barton | 5 | 1 | | 6 | J Duckworth | 6 | 7$^7$ | | | | | | | | | | |
| 6 | J Duckworth | 7 | 6 | | | | | | | | | | | | 6 | J Duckworth | 6 | 7 |
| 4 | A Kuznetsov | 2 | 6 | 5 | | | | | | | | | | | 5 | B Klahn | 4 | 5 |
| | J McGee | 6 | 3 | 7 | | J McGee | 7$^7$ | 6$^6$ | 1 | | | | | | | | | |
| Q | T Sandgren | 7 | 6 | | Q | T Sandgren | 6$^4$ | 7$^8$ | 6 | | | | | | | | | |
| SE | A Krajicek | 5 | 2 | | | | | | | Q | T Sandgren | 4 | 6 | 3 | | | | |
| | S Diez | 6 | 6 | | | | | | | 5 | B Klahn | 6 | 4 | 6 | | | | |
| WC | A Musialek | 0 | 1 | | | S Diez | 6$^8$ | 0 | | | | | | | | | | |
| | F Dustov | 3 | 2 | | 5 | B Klahn | 7$^{10}$ | 6 | | | | | | | | | | |
| 5 | B Klahn | 6 | 6 | | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 8 | M Jaziri | 6 | 6 | | | | | | | | | | | | | | |
| | D Evans | 4 | 3 | | 8 | M Jaziri | 6 | 6 | | | | | | | | | |
| | A Feeney | 6 | 5 | 0 | Q | I Bozoljac | 1 | 4 | | | | | | | | | |
| Q | I Bozoljac | 4 | 7 | 6 | | | | | 8 | M Jaziri | 6 | 5 | 2 | | | | |
| WC | F Peliwo | 7 | 6 | | | | | | WC | F Peliwo | 4 | 7 | 6 | | | | |
| | J-P Smith | 5 | 4 | | WC | F Peliwo | 6 | 6 | | | | | | | | | |
| SE | B Mitchell | 3 | 3 | | 3 | R Bemelmans | 3 | 3 | | | | | | | | | |
| 3 | R Bemelmans | 6 | 6 | | | | | | | | | | | WC | F Peliwo | 0 | 1 |
| 7 | T Ito | 6 | 6 | | | | | | | | | | | | J Ward | 6 | 6 |
| | F Dancevic | 3 | 2 | | 7 | T Ito | 7 | 6 | | | | | | | | | |
| | M Authom | 6 | 4 | 6 | | M Authom | 5 | 3 | | | | | | | | | |
| Q | G Ouellette | 0 | 6 | 4 | | | | | 7 | T Ito | 6$^3$ | 6 | 4 | | | | |
| WC | M Krueger | 6 | 4 | 7 | | | | | | J Ward | 7$^7$ | 3 | 6 | | | | |
| | M Reid | 4 | 6 | 5 | WC | M Krueger | 0 | 1 | | | | | | | | | |
| | J Ward | 6 | 6 | | | J Ward | 6 | 6 | | | | | | | | | |
| 2 | O Rochus | 2 | 3 | | | | | | | | | | | | | | |