# 2013 Citi Open – Men's singles

Alexandr Dolgopolov was the defending champion, but lost to Indian qualifier Somdev Devvarman in the second round.
Juan Martín del Potro won his third Citi Open title and second title of the year, defeating John Isner in the final, 3–6, 6–1, 6–2.

## Seeds

All seeds received a bye into the second round.
* Juan Martín del Potro (champion)
* Kei Nishikori (third round)
* Tommy Haas (semifinals)
* Milos Raonic (third round)
* Gilles Simon (second round)
* Sam Querrey (third round)
* Kevin Anderson (quarterfinals)
* John Isner (final)
* Alexandr Dolgopolov (second round)
* Feliciano López (withdrew because of fatigue)
* Grigor Dimitrov (quarterfinals)
* Julien Benneteau (second round)
* Ivan Dodig (third round)
* Bernard Tomic (third round)
* Nikolay Davydenko (second round)
* Marcos Baghdatis (quarterfinals)
* Michaël Llodra (second 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

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 1/WC | Juan Martín del Potro | 7$^7$ | 6 | | | | | | | | | | | |
| 7 | Kevin Anderson | 6$^0$ | 3 | | | | | | | | | | | |
| 7 | Kevin Anderson | 6$^0$ | 3 | | 1/WC | Juan Martín del Potro | 7$^7$ | 6 | | | | | | |
| | | | | | 3 | Tommy Haas | 6$^4$ | 3 | | | | | | |
| 3 | Tommy Haas | 7$^7$ | 7$^7$ | | 3 | Tommy Haas | 6$^4$ | 3 | | | | | | |
| 11 | Grigor Dimitrov | 6$^5$ | 6$^3$ | | | | | | | | | | | |
| 11 | Grigor Dimitrov | 6$^5$ | 6$^3$ | | | | | | | 1/WC | Juan Martín del Potro | 3 | 6 | 6 |
| | | | | | | | | | | 8 | John Isner | 6 | 1 | 2 |
| | Dmitry Tursunov | 6 | 4 | 7$^7$ | | | | | | | | | | | 8 | John Isner | 6 | 1 | 2 |
| | Marinko Matosevic | 3 | 6 | 6$^4$ | | | | | | | | | | |
| | Marinko Matosevic | 3 | 6 | 6$^4$ | | Dmitry Tursunov | 7$^9$ | 3 | 4 | | | | | |
| | | | | | 8 | John Isner | 6$^7$ | 6 | 6 | | | | | |
| 8 | John Isner | 6$^5$ | 6 | 6 | 8 | John Isner | 6$^7$ | 6 | 6 | | | | | |
| 16 | Marcos Baghdatis | 7$^7$ | 4 | 4 | | | | | | | | | | |

### Top half
#### Section 1

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 1/WC | JM del Potro | 6 | 7 | | | | | | | | | |
| | L Hewitt | 3 | 5 | | | R Harrison | 1 | 5 | | | | | | | | | |
| | R Harrison | 6 | 7 | | | | | | | 1/WC | JM del Potro | 6 | 6 | | | | |
| | D Goffin | 6 | 6 | | | | | | | 14 | B Tomic | 3 | 3 | | | | |
| | Y-h Lu | 4 | 4 | | | D Goffin | 1 | 3 | | | | | | | | | |
| | | | | | 14 | B Tomic | 6 | 6 | | | | | | | | | |
| | | | | | | | | | | | | | | 1/WC | JM del Potro | 7$^7$ | 6 |
| | | | | | | | | | | | | | | 7 | K Anderson | 6$^0$ | 3 |
| | | | | | 12 | J Benneteau | 3 | 5 | | | | | | | | | |
| Q | M Ebden | 6 | 1 | 3 | | M Fish | 6 | 7 | | | | | | | | | |
| | M Fish | 2 | 6 | 6 | | | | | | | M Fish | 6$^2$ | 1 | | | | |
| WC | J Duckworth | 6 | 6 | | | | | | | 7 | K Anderson | 7$^7$ | 6 | | | | |
| Q | Y Sugita | 2 | 2 | | WC | J Duckworth | 3 | 6 | 4 | | | | | | | | |
| | | | | | 7 | K Anderson | 6 | 3 | 6 | | | | | | | | |

#### Section 2

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 3 | T Haas | 3 | 7 | 6 | | | | | | | | | |
| | G Žemlja | 1 | 7$^{10}$ | 1 | Q | T Smyczek | 6 | 5 | 3 | | | | | | | | | |
| Q | T Smyczek | 6 | 6$^8$ | 6 | | | | | | 3 | T Haas | 6 | 4 | 7 | | | | |
| | R Berankis | 6 | 3 | 2 | | | | | | 13 | I Dodig | 4 | 6 | 5 | | | | |
| | T Kamke | 3 | 6 | 6 | | T Kamke | 6 | 2 | 3 | | | | | | | | | |
| | | | | | 13 | I Dodig | 2 | 6 | 6 | | | | | | | | | |
| | | | | | | | | | | | | | | | 3 | T Haas | 7$^7$ | 7$^7$ |
| | | | | | | | | | | | | | | | 11 | G Dimitrov | 6$^5$ | 6$^3$ |
| | | | | | 11 | G Dimitrov | 7$^7$ | 6 | | | | | | | | | | |
| | X Malisse | 4 | 6 | 6 | | X Malisse | 6$^4$ | 4 | | | | | | | | | | |
| | R Ram | 6 | 3 | 2 | | | | | | 11 | G Dimitrov | 6 | 6 | | | | | |
| | D Istomin | 6 | 6 | | | | | | | 6 | S Querrey | 3 | 2 | | | | | |
| | S Giraldo | 3 | 4 | | | D Istomin | 6 | 3 | 6$^9$ | | | | | | | | | |
| | | | | | 6 | S Querrey | 4 | 6 | 7$^{11}$ | | | | | | | | | |

### Bottom half
#### Section 3

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | 5 | G Simon | 4 | 2 | | | | | | | | | |
| LL | J Levine | 6$^5$ | 5 | | D Tursunov | 6 | 6 | | | | | | | | | |
| | D Tursunov | 7$^7$ | 7 | | | | | | D Tursunov | 4 | 6 | 7 | | | | |
| | R Štěpánek | 7$^7$ | 6 | | | | | | R Štěpánek | 6 | 4 | 5 | | | | |
| WC | S Johnson | 6$^3$ | 3 | | R Štěpánek | 6 | 6 | | | | | | | | | |
| | | | | 17 | M Llodra | 2 | 1 | | | | | | | | | |
| | | | | | | | | | | | | | D Tursunov | 6 | 4 | 7$^7$ |
| | | | | | | | | | | | | | M Matosevic | 3 | 6 | 6$^4$ |
| | | | | 15 | N Davydenko | 4 | 5 | | | | | | | | | |
| | J Blake | 2 | 6$^6$ | | M Matosevic | 6 | 7 | | | | | | | | | |
| | M Matosevic | 6 | 7$^8$ | | | | | | M Matosevic | 7 | 7$^9$ | | | | | |
| WC | D Kudla | 6$^2$ | 2 | | | | | 4 | M Raonic | 5 | 6$^7$ | | | | | |
| Q | S Groth | 7$^7$ | 6 | Q | S Groth | 5 | 4 | | | | | | | | | |
| | | | | 4 | M Raonic | 7 | 6 | | | | | | | | | |

#### Section 4

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 8 | J Isner | 7$^7$ | 7$^7$ | | | | | | | | | | |
| | A Bogomolov Jr. | 6 | 4 | 3 | Q | A Kuznetsov | 6$^2$ | 6$^4$ | | | | | | | | | | |
| Q | A Kuznetsov | 3 | 6 | 6 | | | | | | 8 | J Isner | 7 | 7 | | | | | |
| Q | S Devvarman | 7 | 6 | | | | | | | Q | S Devvarman | 5 | 5 | | | | | |
| LL | R Williams | 5 | 1 | | Q | S Devvarman | 6 | 7$^7$ | | | | | | | | | | |
| | | | | | 9 | A Dolgopolov | 3 | 6$^4$ | | | | | | | | | | |
| | | | | | | | | | | | | | | 8 | J Isner | 6$^5$ | 6 | 6 |
| | | | | | | | | | | | | | | 16 | M Baghdatis | 7$^7$ | 4 | 4 |
| | | | | | 16 | M Baghdatis | 6$^2$ | 6 | 6 | | | | | | | | | |
| | L Lacko | 1 | 6 | 6 | | L Lacko | 7$^7$ | 2 | 4 | | | | | | | | | |
| | A Falla | 6 | 4 | 4 | | | | | | 16 | M Baghdatis | 6 | 6 | | | | | |
| WC | J Sock | 6 | 6 | | | | | | | 2 | K Nishikori | 1 | 2 | | | | | |
| | I Sijsling | 4 | 2 | | WC | J Sock | 5 | 2 | | | | | | | | | | |
| | | | | | 2 | K Nishikori | 7 | 6 | | | | | | | | | | |

## Qualifying
### Seeds

* Matthew Ebden (qualified)
* Rhyne Williams (qualifying competition, lucky loser)
* Tim Smyczek (qualified)
* Jesse Levine (qualifying competition, lucky loser)
* Somdev Devvarman (qualified)
* Alex Kuznetsov (qualified)
* Illya Marchenko (first round)
* Yūichi Sugita (qualified)
* Donald Young (first round)
* Malek Jaziri (qualifying competition)
* Farrukh Dustov (first round)
* Samuel Groth (qualified)

### Qualifiers

* Matthew Ebden
* Samuel Groth
* Tim Smyczek
* Yūichi Sugita
* Somdev Devvarman
* Alex Kuznetsov

### Lucky losers

* Rhyne Williams
* Jesse Levine

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| | | | | | 1 | Matthew Ebden | 6 | 6 |
| | Saketh Myneni | 6$^2$ | 6 | 6 | | Saketh Myneni | 3 | 1 |
| 9 | Donald Young | 7$^7$ | 3 | 4 | | | | |

#### Second qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Rhyne Williams | 6 | 3 | 6 | | | | | |
| | Robby Ginepri | 2 | 6 | 3 | | | | | |
| | Robby Ginepri | 2 | 6 | 3 | 2 | Rhyne Williams | 2 | 7$^7$ | 2 |
| | | | | | 12 | Samuel Groth | 6 | 6$^5$ | 6 |
| | Sanam Singh | 0 | 5 | | 12 | Samuel Groth | 6 | 6$^5$ | 6 |
| 12 | Samuel Groth | 6 | 7 | | | | | | |

#### Third qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Tim Smyczek | 6 | 2 | 6 | | | | | |
| Alt | Alexander Peya | 0 | 6 | 3 | | | | | |
| Alt | Alexander Peya | 0 | 6 | 3 | 3 | Tim Smyczek | 5 | 6 | 6 |
| | | | | | WC | Jarmere Jenkins | 7 | 2 | 2 |
| WC | Jarmere Jenkins | 6 | 6 | | WC | Jarmere Jenkins | 7 | 2 | 2 |
| 11 | Farrukh Dustov | 4 | 3 | | | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Jesse Levine | 6 | 7$^7$ | | | | | |
| | Denys Molchanov | 4 | 6$^5$ | | | | | |
| | Denys Molchanov | 4 | 6$^5$ | 4 | Jesse Levine | 6 | 4 | 3 |
| | | | | 8 | Yūichi Sugita | 2 | 6 | 6 |
| | Sekou Bangoura | 3 | 5 | 8 | Yūichi Sugita | 2 | 6 | 6 |
| 8 | Yūichi Sugita | 6 | 7 | | | | | |

#### Fifth qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 5 | Somdev Devvarman | 7 | 6 | | | | | |
| | Jesse Witten | 5 | 0 | | | | | |
| | Jesse Witten | 5 | 0 | | 5 | Somdev Devvarman | 6 | 6 |
| | | | | | | Christian Harrison | 0 | 1 |
| | Christian Harrison | 6 | 3 | 7$^9$ | | Christian Harrison | 0 | 1 |
| 7 | Illya Marchenko | 3 | 6 | 6$^7$ | | | | |

#### Sixth qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 6 | Alex Kuznetsov | 6 | 3 | 6 | | | | |
| WC | Mac Styslinger | 3 | 6 | 1 | | | | |
| WC | Mac Styslinger | 3 | 6 | 1 | 6 | Alex Kuznetsov | 6 | 7$^7$ |
| | | | | | 10 | Malek Jaziri | 4 | 6$^4$ |
| WC | Mitchell Frank | 4 | 2 | | 10 | Malek Jaziri | 4 | 6$^4$ |
| 10 | Malek Jaziri | 6 | 6 | | | | | |