# 2013 SAP Open – Singles

Milos Raonic was the two-time defending champion and won the title for the third year in a row, defeating Tommy Haas in the final 6–4, 6–3.

## Seeds

* Milos Raonic (champion)
* John Isner (semifinals)
* Sam Querrey (semifinals)
* Tommy Haas (final)
* Fernando Verdasco (first round)
* Denis Istomin (quarterfinals)
* Marinko Matosevic (second round)
* Xavier Malisse (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 |
| 1 | Milos Raonic | 6 | 6 | | | | |
| 3 | Sam Querrey | 4 | 2 | | | | |
| 3 | Sam Querrey | 4 | 2 | 1 | Milos Raonic | 6 | 6 |
| | | | | 4 | Tommy Haas | 4 | 3 |
| 4 | Tommy Haas | 6 | 6 | 4 | Tommy Haas | 4 | 3 |
| 2 | John Isner | 3 | 4 | | | | |

### 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 | M Raonic | 6 | 7 | | | | | | | | | | |
| | M Russell | 6 | 7 | | | M Russell | 2 | 5 | | | | | | | | | | |
| Q | D Young | 3 | 5 | | | | | | | 1 | M Raonic | 7$^7$ | 6 | | | | | |
| | B Becker | 6$^3$ | 7 | 6 | | | | | | 6 | D Istomin | 6$^0$ | 3 | | | | | |
| | R Harrison | 7$^7$ | 5 | 3 | | B Becker | 3 | 7$^7$ | 2 | | | | | | | | | |
| Q | R Sweeting | 3 | 4 | | 6 | D Istomin | 6 | 6$^5$ | 6 | | | | | | | | | |
| 6 | D Istomin | 6 | 6 | | | | | | | | | | | | 1 | M Raonic | 6 | 6 |
| | | | | | | | | | | | | | | | 3 | S Querrey | 4 | 2 |
| | | | | | 3 | S Querrey | 7$^8$ | 1 | 7$^7$ | | | | | | | | | |
| | B Kavčič | 6 | 4 | 6$^4$ | | L Hewitt | 6$^6$ | 6 | 6$^4$ | | | | | | | | | |
| | L Hewitt | 3 | 6 | 7$^7$ | | | | | | 3 | S Querrey | 6 | 4 | 7 | | | | |
| | F Cipolla | 6$^1$ | 6$^{10}$ | | | | | | | | A Falla | 3 | 6 | 5 | | | | |
| | A Falla | 7$^7$ | 7$^{12}$ | | | A Falla | 6 | 6 | | | | | | | | | | |
| WC | J Sock | 6$^5$ | 1 | | 7 | M Matosevic | 4 | 4 | | | | | | | | | | |
| 7 | M Matosevic | 7$^7$ | 6 | | | | | | | | | | | | | | | |

### 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 | Semifinals |
| 5 | F Verdasco | 3 | 3 | | | | | | | | | | | | | | |
| Q | T Smyczek | 6 | 6 | | Q | T Smyczek | 3 | 3 | | | | | | | | | |
| | I Karlović | 7$^7$ | 4 | 6$^6$ | WC | S Johnson | 6 | 6 | | | | | | | | | |
| WC | S Johnson | 6$^2$ | 6 | 7$^8$ | | | | | | WC | S Johnson | 4 | 2 | | | | |
| | J Levine | 7 | 6 | | | | | | | 4 | T Haas | 6 | 6 | | | | |
| WC | B Klahn | 5 | 2 | | | J Levine | 3 | 1 | | | | | | | | | |
| | | | | | 4 | T Haas | 6 | 6 | | | | | | | | | |
| | | | | | | | | | | | | | | 4 | T Haas | 6 | 6 |
| 8 | X Malisse | 6 | 3 | 6 | | | | | | | | | | 2 | J Isner | 3 | 4 |
| | G Soeda | 4 | 6 | 3 | 8 | X Malisse | 5 | 7 | 7$^7$ | | | | | | | | |
| | M Ebden | 6 | 7 | | | M Ebden | 7 | 5 | 6$^1$ | | | | | | | | |
| Q | R de Voest | 2 | 5 | | | | | | | 8 | X Malisse | 6$^8$ | 2 | | | | |
| | V Pospisil | 7 | 6 | | | | | | | 2 | J Isner | 7$^{10}$ | 6 | | | | |
| | E Donskoy | 5 | 1 | | | V Pospisil | 6$^3$ | 6 | 3 | | | | | | | | |
| | | | | | 2 | J Isner | 7$^7$ | 2 | 6 | | | | | | | | |

## Qualifying
### Seeds

* Tim Smyczek (qualified)
* Alex Bogomolov Jr. (qualifying competition)
* Denis Kudla (qualifying competition)
* Illya Marchenko (qualifying competition)
* Ryan Sweeting (qualified)
* Jimmy Wang (first round)
* Donald Young (qualified)
* Robert Farah (second round)

### Qualifiers

* Tim Smyczek
* Ryan Sweeting
* Donald Young
* Rik de Voest

### Draw
#### First qualifier

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Tim Smyczek | 6 | 6 | | | | | | | | | |
| | William Boe-Wiegaard | 2 | 4 | | | | | | | | | |
| | William Boe-Wiegaard | 2 | 4 | 1 | Tim Smyczek | 6 | 2 | | | | | |
| | | | | | Denys Molchanov | 3 | 1$^r$ | | | | | |
| | Robin Kern | 5 | 3 | | Denys Molchanov | 3 | 1$^r$ | | | | | |
| | Denys Molchanov | 7 | 6 | | | | | | | | | |
| | Denys Molchanov | 7 | 6 | | | | | 1 | Tim Smyczek | 6 | 3 | 7 |
| | | | | | | | | | Érik Chvojka | 4 | 6 | 5 |
| | Érik Chvojka | 7 | 6 | | | | | | | | | | Érik Chvojka | 4 | 6 | 5 |
| | Chase Buchanan | 5 | 2 | | | | | | | | | |
| | Chase Buchanan | 5 | 2 | | Érik Chvojka | 6 | 6 | | | | | |
| | | | | | Nicolas Meister | 3 | 4 | | | | | |
| | Nicolas Meister | 6 | 6 | | Nicolas Meister | 3 | 4 | | | | | |
| 6 | Jimmy Wang | 4 | 4 | | | | | | | | | |

#### Second qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Alex Bogomolov Jr. | 6 | 6 | | | | | | | | | | |
| | Pierre-Hugues Herbert | 4 | 4 | | | | | | | | | | |
| | Pierre-Hugues Herbert | 4 | 4 | | 2 | Alex Bogomolov Jr. | 6 | 6 | | | | | |
| | | | | | | Dennis Lajola | 1 | 2 | | | | | |
| | Takanyi Garanganga | 4 | 3$^r$ | | | Dennis Lajola | 1 | 2 | | | | | |
| | Dennis Lajola | 6 | 4 | | | | | | | | | | |
| | Dennis Lajola | 6 | 4 | | | | | | 2 | Alex Bogomolov Jr. | 5 | 6 | 6$^4$ |
| | | | | | | | | | 5 | Ryan Sweeting | 7 | 3 | 7$^7$ |
| | Greg Ouellette | 6 | 6$^5$ | 6$^4$ | | | | | | | | | | 5 | Ryan Sweeting | 7 | 3 | 7$^7$ |
| | Chris Wettengel | 4 | 7$^7$ | 7$^7$ | | | | | | | | | |
| | Chris Wettengel | 4 | 7$^7$ | 7$^7$ | | Chris Wettengel | 0 | 4 | | | | | |
| | | | | | 5 | Ryan Sweeting | 6 | 6 | | | | | |
| | Marek Michalička | 1 | 0 | | 5 | Ryan Sweeting | 6 | 6 | | | | | |
| 5 | Ryan Sweeting | 6 | 6 | | | | | | | | | | |

#### Third qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Denis Kudla | 6 | 6 | | | | | | | | | | |
| | Denis Zivkovic | 1 | 4 | | | | | | | | | | |
| | Denis Zivkovic | 1 | 4 | | 3 | Denis Kudla | 6 | 2 | 6 | | | | |
| | | | | | | Nicholas Monroe | 4 | 6 | 1 | | | | |
| | Daniel Kosakowski | 6 | 0 | 1 | | Nicholas Monroe | 4 | 6 | 1 | | | | |
| | Nicholas Monroe | 3 | 6 | 6 | | | | | | | | | |
| | Nicholas Monroe | 3 | 6 | 6 | | | | | | 3 | Denis Kudla | 4 | 3 |
| | | | | | | | | | | 7 | Donald Young | 6 | 6 |
| | Izak van der Merwe | 6 | 2 | 2 | | | | | | | | | | 7 | Donald Young | 6 | 6 |
| | Simon Stadler | 3 | 6 | 6 | | | | | | | | | |
| | Simon Stadler | 3 | 6 | 6 | | Simon Stadler | 3 | 5 | | | | | |
| | | | | | 7 | Donald Young | 6 | 7 | | | | | |
| WC | Denny Fafek | 4 | 4 | | 7 | Donald Young | 6 | 7 | | | | | |
| 7 | Donald Young | 6 | 6 | | | | | | | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Illya Marchenko | 6 | 6 | | | | | | | | | |
| WC | Boris Nicola Bakalov | 4 | 0 | | | | | | | | | |
| WC | Boris Nicola Bakalov | 4 | 0 | | 4 | Illya Marchenko | 6 | 6 | | | | |
| | | | | | | Jason Jung | 3 | 3 | | | | |
| | Prakash Amritraj | 3 | 6 | 2 | | Jason Jung | 3 | 3 | | | | |
| | Jason Jung | 6 | 2 | 6 | | | | | | | | |
| | Jason Jung | 6 | 2 | 6 | | | | | 4 | Illya Marchenko | 6$^5$ | 4 |
| | | | | | | | | | | Rik de Voest | 7$^7$ | 6 |
| | Luka Gregorc | 3 | 3 | | | | | | | | | | Rik de Voest | 7$^7$ | 6 |
| | Rik de Voest | 6 | 6 | | | | | | | | | |
| | Rik de Voest | 6 | 6 | | | Rik de Voest | 6 | 7 | | | | |
| | | | | | 8 | Robert Farah | 3 | 5 | | | | |
| | Kevin Kim | 5 | 6 | 3 | 8 | Robert Farah | 3 | 5 | | | | |
| 8 | Robert Farah | 7 | 4 | 6 | | | | | | | | |