| 2013 Busan Open Challenger Tennis | |
|---|---|
| Date | 13–19 May |
| Edition | 12th |
| Draw | 32S / 16D |
| Prize money | $75,000+H |
| Surface | Hard |
| Location | Busan, South Korea |
| Champions | |
| Singles | |
 Dudi Sela | |
| Doubles | |
 Peng Hsien-yin / Yang Tsung-hua | |
The 2013 Busan Open Challenger Tennis was a professional tennis tournament played on hard courts. It was the twelfth edition of the tournament which was part of the 2013 ATP Challenger Tour. It took place in Busan, South Korea between 13 and 19 May 2013.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
| TPE | Lu Yen-hsun | 71 | 1 |
 SVK | Lukáš Lacko | 73 | 2 |
| ISR | Dudi Sela | 107 | 3 |
 RUS | Alex Bogomolov Jr. | 111 | 4 |
 JPN | Go Soeda | 114 | 5 |
| JPN | Tatsuma Ito | 122 | 6 |
 AUS | Matthew Ebden | 134 | 7 |
| JPN | Yūichi Sugita | 138 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
| Country | Player | Country | Player | Rank1 | Seed |
|---|---|---|---|---|---|
 THA | Sanchai Ratiwatana | THA | Sonchat Ratiwatana | 150 | 1 |
 IND | Purav Raja | IND | Divij Sharan | 217 | 2 |
 AUT | Philipp Oswald |  SWE | Andreas Siljeström | 238 | 3 |
 RSA | Rik de Voest | AUS | Chris Guccione | 238 | 4 |
The following pairs received wildcards into the doubles main draw:
Dudi Sela def. Alex Bogomolov Jr., 6–1, 6–4 Peng Hsien-yin / Yang Tsung-hua def. 
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