| Doubles | |
|---|---|
| 2017 Seoul Open Challenger | |
| Champions |  Hsieh Cheng-peng Peng Hsien-yin |
| Runners-up |  Thomas Fabbiano  Dudi Sela |
| Final score | 5–1 ret. |
Matt Reid and John-Patrick Smith were the defending champions but chose not to defend their title.
Hsieh Cheng-peng and Peng Hsien-yin won the title after Thomas Fabbiano and Dudi Sela retired trailing 1–5 in the first set.
Sanchai Ratiwatana / Sonchat Ratiwatana (quarterfinals)
Bradley Mousley / Luke Saville (first round) Hsieh Cheng-peng / Peng Hsien-yin (champions) Steven de Waard / 
Ben McLachlan (first round)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | Sa Ratiwatana So Ratiwatana | 6 | 4 | [10] | |||||||||||||||||||||||
| WC |  Kim Cheong-eui Kim Yu-seob | 1 | 6 | [7] | 1 | Sa Ratiwatana So Ratiwatana | 6 | 2 | [2] | ||||||||||||||||||
| T Fabbiano D Sela | 1 | T Fabbiano D Sela | 3 | 6 | [10] | ||||||||||||||||||||||
 R Bemelmans  P Petzschner | 1r | T Fabbiano D Sela | 3 | 6 | [10] | ||||||||||||||||||||||
| 4 | S de Waard B McLachlan | 5 | 1 |  A Krajicek J Withrow | 6 | 3 | [4] | ||||||||||||||||||||
| A Krajicek J Withrow | 7 | 6 | A Krajicek J Withrow | 6 | 6 | ||||||||||||||||||||||
| WC | D-h Lee  G Soeda | 6 | 6 | WC | D-h Lee G Soeda | 3 | 4 | ||||||||||||||||||||
 M Chiudinelli T Ito | 1 | 4 | T Fabbiano D Sela | 1r | |||||||||||||||||||||||
| PR | M Ebden  B Klein | 4 | 6 | [10] | 3 | C-p Hsieh H-y Peng | 5 | ||||||||||||||||||||
 D O'Hare J Salisbury | 6 | 1 | [7] | PR | M Ebden B Klein | 6 | 3 | [10] | |||||||||||||||||||
| WC | Y-s Chung S-w Kwon | 3 | 4 | 3 | C-p Hsieh H-y Peng | 3 | 6 | [12] | |||||||||||||||||||
| 3 | C-p Hsieh H-y Peng | 6 | 6 | 3 | C-p Hsieh H-y Peng | 7 | 6 | ||||||||||||||||||||
| Q |  L Miedler T Niki | 6 | 6 |  R Roelofse C-h Yi | 5 | 3 | |||||||||||||||||||||
| O Jasika A Santillan | 1 | 4 | Q | L Miedler T Niki | 3 | 3 | |||||||||||||||||||||
| R Roelofse C-h Yi | 7 | 5 | [10] | R Roelofse C-h Yi | 6 | 6 | |||||||||||||||||||||
| 2 | B Mousley L Saville | 5 | 7 | [5] | |||||||||||||||||||||||
Sanchai Ratiwatana and Sonchat Ratiwatana were the defending champions.
Lee Hsin-han and Peng Hsien-yin won the final 7–6(7–3), 7–5 against Lim Yong-Kyu and Nam Ji-Sung.
Sanchai Ratiwatana and Sonchat Ratiwatana were the two-time defending champion, and successfully defended their title against Lee Hsin-han and Peng Hsien-yin 6–3, 6–4.
Chen Ti and Peng Hsien-yin were the defending champions, but lost in the final.
This was the first edition of the event.
Gong Maoxin and Peng Hsien-yin were the defending champions, but lost in the final to Hsieh Cheng-peng and Yang Tsung-hua 6–2, 6–2.
Hsieh Cheng-peng and Yang Tsung-hua were the defending champions but chose not to participate together. Hsieh partnered Yi Chu-huan, while Yang partnered Jeevan Nedunchezhiyan. Yang lost in the first round to Wu Tung-lin and Zhang Ze. Hsieh lost in the final to Sanchai and Sonchat Ratiwatana 4–6, 6–7(4–7).
Tristan Lamasine and Nils Langer were the defending champions but chose not to defend their title.
Sanchai and Sonchat Ratiwatana were the defending champions but only Sanchai Ratiwatana chose to defend his title, partnering Peng Hsien-yin. Ratiwatana lost in the first round to Masahiro Fukuda and Masamichi Imamura.
This was the first edition of the tournament.
Sam Groth and Leander Paes were the defending champions but chose not to defend their title.
Gong Maoxin and Zhang Ze were the defending champions but chose not to defend their title.
Sanchai and Sonchat Ratiwatana were the defending champions but lost in the first round to Gong Maoxin and Hsieh Cheng-peng.
Sanchai and Sonchat Ratiwatana were the defending champions but chose not to defend their title.
Hsieh Cheng-peng and Peng Hsien-yin were the defending champions but chose to defend their title with different partners. Hsieh partnered Christopher Rungkat but lost in the quarterfinals to Toshihide Matsui and Frederik Nielsen. Peng partnered Aliaksandr Bury but lost in the semifinals to Chen Ti and Yi Chu-huan.
Marco Chiudinelli and Teymuraz Gabashvili were the defending champions but chose not to defend their title.
Hsieh Cheng-peng and Peng Hsien-yin were the defending champions but chose to defend their title with different partners. Hsieh partnered Christopher Rungkat and successfully defended his title. Peng partnered Aliaksandr Bury but lost in the semifinals to Hsieh and Rungkat.
Hsieh Cheng-peng and Peng Hsien-yin were the defending champions but chose to defend their title with different partners. Hsieh partnered Yang Tsung-hua and successfully defended his title. Peng partnered Yi Chu-huan but lost in the first round to Benjamin Lock and Rubin Statham.
Radu Albot and Rubin Statham were the defending champions but only Statham chose to defend his title, partnering Hiroki Moriya. Statham lost in the first round to Sriram Balaji and Saketh Myneni.
This was the first edition of the men's tournament.
Sriram Balaji and Vishnu Vardhan were the defending champions but only Balaji chose to defend his title, partnering Jeevan Nedunchezhiyan. Balaji lost in the final to Hsieh Cheng-peng and Christopher Rungkat.