2014 Busan Open Challenger Tour – Singles
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Dudi Sela was the defending champion, but chose not to compete.
Go Soeda won the title, defeating Jimmy Wang in the final, 6–3, 7–6(7–5).
Seeds
- Slovakia Lukáš Lacko (first round, retired)
- Japan Go Soeda (champion)
- Luxembourg Gilles Müller (withdrew because of fatigue)
- United States Rajeev Ram (first round, retired)
- Australia Samuel Groth (first round, retired because of a groin injury)
- Japan Tatsuma Ito (first round, retired)
- Japan Yūichi Sugita (withdrew because of an ankle injury)
- Chinese Taipei Jimmy Wang (final)
- Australia John-Patrick Smith (first round)
Draw
Key
- Q = Qualifier
- WC = Wild card
- LL = Lucky loser
- Alt = Alternate
- ITF = ITF entry
- PR = Protected ranking
- SR = Special ranking
- SE = Special exempt
- JE = Junior exempt
- JR = Junior Accelerator Programme entrant
- CO = College Accelerator Programme entrant
- NG = Next Gen Accelerator Program entrant
- w/o = Walkover
- r = Retired
- d = Defaulted
Finals
| Semifinals | Final | ||||||||||||
| 8 | Chinese Taipei Jimmy Wang | 4 | 6 | 6 | |||||||||
| WC | South Korea Chung Hyeon | 6 | 4 | 0 | |||||||||
| 8 | Chinese Taipei Jimmy Wang | 3 | 65 | ||||||||||
| 2 | Japan Go Soeda | 6 | 77 | ||||||||||
| Switzerland Marco Chiudinelli | 4 | 66 | |||||||||||
| 2 | Japan Go Soeda | 6 | 78 |
Top half
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | Slovakia L Lacko | 6 | 64 | 1r | |||||||||||||||||||||||
| Q | United States J Jung | 3 | 77 | 5 | Q | United States J Jung | 3 | 3 | |||||||||||||||||||
| PR | Australia J Millman | 2 | 4 | United States A Krajicek | 6 | 6 | |||||||||||||||||||||
| United States A Krajicek | 6 | 6 | United States A Krajicek | 5 | 4 | ||||||||||||||||||||||
| Q | South Africa F Wolmarans | 4 | 6 | 3 | 8 | Chinese Taipei J Wang | 7 | 6 | |||||||||||||||||||
| United States C Buchanan | 6 | 1 | 6 | United States C Buchanan | 1 | 1 | |||||||||||||||||||||
| WC | South Korea Kim Cheong-eui | 3 | 0 | 8 | Chinese Taipei J Wang | 6 | 6 | ||||||||||||||||||||
| 8 | Chinese Taipei J Wang | 6 | 6 | 8 | Chinese Taipei J Wang | 4 | 6 | 6 | |||||||||||||||||||
| 4 | United States R Ram | 1r | WC | South Korea H Chung | 6 | 4 | 0 | ||||||||||||||||||||
| Japan Y Uchiyama | 4 | Japan Y Uchiyama | 1 | 4 | |||||||||||||||||||||||
| LL | Austria M Neuchrist | 64 | 7 | 1 | WC | South Korea H Chung | 6 | 6 | |||||||||||||||||||
| WC | South Korea H Chung | 77 | 5 | 6 | WC | South Korea H Chung | 7 | 7 | |||||||||||||||||||
| LL | Slovakia K Beck | 2 | 0 | Israel A Weintraub | 5 | 5 | |||||||||||||||||||||
| United Kingdom D Smethurst | 6 | 6 | United Kingdom D Smethurst | 3 | 4 | ||||||||||||||||||||||
| Israel A Weintraub | 6 | 6 | Israel A Weintraub | 6 | 6 | ||||||||||||||||||||||
| 9 | Australia J-P Smith | 1 | 2 |
Bottom half
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 5 | Australia S Groth | 2r | |||||||||||||||||||||||||
| Australia B Mitchell | 5 | Australia B Mitchell | 4 | 1 | |||||||||||||||||||||||
| Switzerland M Chiudinelli | 77 | 6 | Switzerland M Chiudinelli | 6 | 6 | ||||||||||||||||||||||
| Chinese Taipei T Chen | 65 | 3 | Switzerland M Chiudinelli | 4 | 77 | 6 | |||||||||||||||||||||
| Russia A Kudryavtsev | 1 | 5 | Russia K Kravchuk | 6 | 63 | 3 | |||||||||||||||||||||
| Russia K Kravchuk | 6 | 7 | Russia K Kravchuk | 6 | 6 | ||||||||||||||||||||||
| Australia M Reid | 6 | 2 | Australia M Reid | 4 | 2 | ||||||||||||||||||||||
| Q | Thailand D Udomchoke | 4 | 1r | Switzerland M Chiudinelli | 4 | 66 | |||||||||||||||||||||
| 6 | Japan T Ito | 64 | 1r | 2 | Japan G Soeda | 6 | 78 | ||||||||||||||||||||
| WC | South Korea J-s Nam | 77 | 2 | WC | South Korea J-s Nam | 5 | 7 | 6 | |||||||||||||||||||
| Australia L Saville | 6 | 6 | Australia L Saville | 7 | 5 | 2 | |||||||||||||||||||||
| Q | South Africa R de Voest | 3 | 2 | WC | South Korea J-s Nam | 4 | 4 | ||||||||||||||||||||
| Chinese Taipei T-h Yang | 1 | 4 | 2 | Japan G Soeda | 6 | 6 | |||||||||||||||||||||
| Japan Shuichi Sekiguchi | 6 | 6 | Japan S Sekiguchi | 1 | 4 | ||||||||||||||||||||||
| WC | South Korea D-h Lee | 4 | 3 | 2 | Japan G Soeda | 6 | 6 | ||||||||||||||||||||
| 2 | Japan G Soeda | 6 | 6 |