2011 Samsung Securities Cup
| 2011 Samsung Securities Cup | |
|---|---|
| Date | 17 – 23 October |
| Edition | 12th (men) 1st (women) |
| Location | Seoul, South Korea |
| Champions | |
| Men's singles | |
 Lu Yen-hsun | |
| Women's singles | |
| Hsieh Su-wei | |
| Men's doubles | |
 Sanchai Ratiwatana / Sonchat Ratiwatana | |
| Women's doubles | |
 Kang Seo-kyung / Kim Na-ri | |
The 2011 Samsung Securities Cup was a professional tennis tournament played on hard courts. It was the 12th edition and the 1st edition of the tournament which was part of the 2011 ATP Challenger Tour and the 2011 ITF Women's Circuit. It took place in Seoul, South Korea between 17 and 23 October 2011.
ATP entrants
Seeds
| Country | Player | Rank1 | Seed |
|---|---|---|---|
| TPE
|
Lu Yen-hsun | 74 | 1 |
 SVN
|
Grega Žemlja | 115 | 2 |
 JPN
|
Go Soeda | 116 | 3 |
| JPN
|
Tatsuma Ito | 121 | 4 |
 RSA
|
Rik de Voest | 129 | 5 |
 FRA
|
Florent Serra | 141 | 6 |
 BLR
|
Uladzimir Ignatik | 167 | 7 |
 POL
|
Michał Przysiężny | 170 | 8 |
- 1 Rankings are as of October 10, 2011.
Other Entrants
The following players received wildcards into the singles main draw:
Cho Soong-jae- Chung Hong
- Nam Ji-sung
- Song Min-kyu
The following players received entry from the qualifying draw:
- Jeong Suk-young
David Martin
Toshihide Matsui- Na Jung-woong
WTA entrants
Seeds
| Country | Player | Rank1 | Seed |
|---|---|---|---|
| JPN
|
Yurika Sema | 180 | 1 |
| TPE
|
Hsieh Su-wei | 192 | 2 |
| JPN
|
Aiko Nakamura | 221 | 3 |
| JPN
|
Erika Takao | 282 | 4 |
| THA
|
Nicha Lertpitaksinchai | 309 | 5 |
| KOR
|
Kim So-jung | 310 | 6 |
 CHN
|
Hu Yueyue | 337 | 7 |
| KOR
|
Han Sung-hee | 425 | 8 |
- 1 Rankings are as of October 10, 2011.
Other Entrants
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
Champions
Men's Singles
Lu Yen-hsun def. Jimmy Wang, 7–5, 6–3
Women's Singles
Hsieh Su-wei def. Yurika Sema, 6–1, 6–0
Men's Doubles
Sanchai Ratiwatana / Sonchat Ratiwatana def. 
Purav Raja / Divij Sharan, 6–4, 7–6(7–3)
Women's Doubles
Kang Seo-kyung / Kim Na-ri def. Kim Ji-young / Yoo Mi, 5–7, 6–1, [10–7]