# 2013 Samsung Securities Cup – Men's singles

Lu Yen-hsun was the three-time defending champion, but lost to Germain Gigounon in the first round. Dušan Lajović won the title when Julian Reister withdrew with an illness.

## Seeds

* Lu Yen-hsun (first round)
* Julian Reister (final, Withdrew, Illness)
* Blaž Kavčič (semifinals)
* Go Soeda (quarterfinals)
* Dušan Lajović (champion)
* Yuichi Sugita (semifinals)
* Daniel Evans (second round)
* Hiroki Moriya (quarterfinals)

## Main 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 |
| 5 | Dušan Lajović | 7 | 6 | | | | |
| 6 | Yuichi Sugita | 5 | 2 | | | | |
| 6 | Yuichi Sugita | 5 | 2 | | 5 | Dušan Lajović | w/o |
| | | | | | 2 | Julian Reister | |
| 3 | Blaž Kavčič | 6 | 3 | 1 | 2 | Julian Reister | |
| 2 | Julian Reister | 0 | 6 | 6 | | | |

### Top 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 |
| 1 | Y-h Lu | 6 | 2 | 4 | | | | | | | | | | | | | |
| | G Gigounon | 4 | 6 | 6 | | G Gigounon | 6$^4$ | 4 | | | | | | | | | |
| Q | T Matsui | 4 | 2 | | | D Wu | 7$^7$ | 6 | | | | | | | | | |
| | D Wu | 6 | 6 | | | | | | | D Wu | 2 | 6 | 2 | | | | |
| | T Daniel | 3 | 6 | 6 | | | | | 5 | D Lajović | 6 | 4 | 6 | | | | |
| PR | D Kosakowski | 6 | 3 | 0 | | T Daniel | 2 | 4 | | | | | | | | | |
| | T Chen | 6$^2$ | 1 | | 5 | D Lajović | 6 | 6 | | | | | | | | | |
| 5 | D Lajović | 7$^7$ | 6 | | | | | | | | | | | 5 | D Lajović | 7 | 6 |
| 4 | G Soeda | 6 | 1 | 6 | | | | | | | | | | 6 | Y Sugita | 5 | 2 |
| WC | H Chung | 2 | 6 | 2 | 4 | G Soeda | 6 | 6 | | | | | | | | | |
| | L-c Huang | 7 | 4 | 4 | | H Kondo | 1 | 0 | | | | | | | | | |
| | H Kondo | 5 | 6 | 6 | | | | | 4 | G Soeda | 3 | 2 | | | | | |
| | K Coppejans | 3 | 3 | | | | | | 6 | Y Sugita | 6 | 6 | | | | | |
| | J McGee | 6 | 6 | | | J McGee | 6$^4$ | 5 | | | | | | | | | |
| WC | J-s Nam | 2 | 1 | | 6 | Y Sugita | 7$^7$ | 7 | | | | | | | | | |
| 6 | Y Sugita | 6 | 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 | Semifinals |
| 7 | D Evans | 5 | 6 | 6 | | | | | | | | | | | | | | |
| WC | Kim Young-seok | 7 | 2 | 1 | 7 | D Evans | 7$^7$ | 3 | 0 | | | | | | | | | |
| | Z Zhang | 1 | 6 | 6 | | Z Zhang | 6$^2$ | 6 | 6 | | | | | | | | | |
| | Y-k Lim | 6 | 4 | 3 | | | | | | | Z Zhang | 6$^3$ | 5 | | | | | |
| Q | T-h Yang | 6 | 7$^7$ | | | | | | | 3 | B Kavčič | 7$^7$ | 7 | | | | | |
| | A Kudryavtsev | 2 | 6$^2$ | | Q | T-h Yang | 5 | 3 | | | | | | | | | | |
| | Shuichi Sekiguchi | 4 | 0$^r$ | | 3 | B Kavčič | 7 | 6 | | | | | | | | | | |
| 3 | B Kavčič | 6 | 3 | | | | | | | | | | | 3 | B Kavčič | 6 | 3 | 1 |
| 8 | H Moriya | 7 | 6 | | | | | | | | | | | 2 | J Reister | 0 | 6 | 6 |
| Q | Y Ito | 5 | 2 | | 8 | H Moriya | 6 | 3 | 6 | | | | | | | | | |
| Q | S Betov | 5 | 4 | | | Y Reuter | 3 | 6 | 0 | | | | | | | | | |
| | Y Reuter | 7 | 6 | | | | | | | 8 | H Moriya | 5 | 1 | | | | | |
| | V Rudnev | 6 | 7$^7$ | | | | | | | 2 | J Reister | 7 | 6 | | | | | |
| WC | D-h Lee | 3 | 6$^5$ | | | V Rudnev | 1 | 0 | | | | | | | | | | |
| | M Bašić | 2 | 3 | | 2 | J Reister | 6 | 6 | | | | | | | | | | |
| 2 | J Reister | 6 | 6 | | | | | | | | | | | | | | | |