# 2013 Maui Challenger – Singles

Go Soeda successfully defended his title, defeating Mischa Zverev 7–5, 7–5 in the final.

## Seeds

* Go Soeda (champion)
* Tatsuma Ito (first round)
* Michael Russell (semifinals)
* Tim Smyczek (semifinals)
* Alex Bogomolov Jr. (quarterfinals)
* Denis Kudla (quarterfinals)
* Thiago Alves (second round)
* Ryan Sweeting (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 | Final | Final | Final | Final |
| 1 | Go Soeda | 6 | 6 | | | | |
| 4 | Tim Smyczek | 2 | 3 | | | | |
| 4 | Tim Smyczek | 2 | 3 | 1 | Go Soeda | 7 | 7 |
| | | | | | Mischa Zverev | 5 | 5 |
| 3 | Michael Russell | 5 | 3 | | Mischa Zverev | 5 | 5 |
| | Mischa Zverev | 7 | 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 | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | G Soeda | 6 | 6 | | | | | | | | | | | | | | |
| WC | D Lajola | 3 | 1 | | 1 | G Soeda | 7$^7$ | 6 | | | | | | | | | |
| WC | Petr Michnev | 6 | 3 | 6 | WC | P Michnev | 6$^4$ | 1 | | | | | | | | | |
| | D Zivkovic | 3 | 6 | 3 | | | | | | 1 | G Soeda | 6 | 6 | | | | |
| | A Krajicek | 6 | 6 | | | | | | | | B Klahn | 4 | 4 | | | | |
| | J Eysseric | 3 | 0 | | | A Krajicek | 1 | 6$^7$ | | | | | | | | | |
| | B Klahn | 6 | 6 | | | B Klahn | 6 | 7$^9$ | | | | | | | | | |
| 8 | R Sweeting | 3 | 4 | | | | | | | | | | | 1 | G Soeda | 6 | 6 |
| 4 | T Smyczek | 6 | 6 | | | | | | | | | | | 4 | T Smyczek | 2 | 3 |
| | T-h Yang | 2 | 2 | | 4 | T Smyczek | 3 | 6 | 6 | | | | | | | | |
| WC | D Britton | 0 | 1 | | | R Williams | 6 | 2 | 1 | | | | | | | | |
| | R Williams | 6 | 6 | | | | | | | 4 | T Smyczek | 6 | 6 | | | | |
| Q | C Ball | 6 | 3 | 4 | | | | | | | S Johnson | 3 | 3 | | | | |
| | S Johnson | 4 | 6 | 6 | | S Johnson | 6 | 6 | | | | | | | | | |
| Q | J Andersen | 2 | 6$^5$ | | 7 | T Alves | 3 | 3 | | | | | | | | | |
| 7 | T Alves | 6 | 7$^7$ | | | | | | | | | | | | | | |

### 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 | Semifinals |
| 6 | D Kudla | 2 | 6 | 7 | | | | | | | | | | | | | |
| | D Kosakowski | 6 | 3 | 5 | 6 | D Kudla | 7$^7$ | 7$^7$ | | | | | | | | | |
| | T Sandgren | 6 | 7$^{12}$ | | | T Sandgren | 6$^1$ | 6$^3$ | | | | | | | | | |
| | B Rola | 1 | 6$^{10}$ | | | | | | | 6 | D Kudla | 4 | 1 | | | | |
| Q | H Kondo | 2 | 7$^7$ | 3 | | | | | | 3 | M Russell | 6 | 6 | | | | |
| | A Kuznetsov | 6 | 6$^5$ | 6 | | A Kuznetsov | 6 | 5 | 3 | | | | | | | | |
| | D Young | 0$^r$ | | | 3 | M Russell | 0 | 7 | 6 | | | | | | | | |
| 3 | M Russell | 4 | | | | | | | | | | | | 3 | M Russell | 5 | 3 |
| 5 | A Bogomolov | 6 | 6 | | | | | | | | | | | | M Zverev | 7 | 6 |
| | M McClune | 4 | 3 | | 5 | A Bogomolov | 6 | 7$^7$ | | | | | | | | | |
| WC | Ma Rong | 3 | 4 | | | P Polansky | 3 | 6$^4$ | | | | | | | | | |
| | P Polansky | 6 | 6 | | | | | | | 5 | A Bogomolov | 4 | 1 | | | | |
| Q | T Niki | 5 | 7$^7$ | 4 | | | | | | | M Zverev | 6 | 6 | | | | |
| | S-y Jeong | 7 | 6$^3$ | 6 | | S-y Jeong | 4 | 0 | | | | | | | | | |
| | M Zverev | 4 | 6 | 6 | | M Zverev | 6 | 6 | | | | | | | | | |
| 2 | T Ito | 6 | 3 | 4 | | | | | | | | | | | | | |