# 2017 Bangkok Challenger – Singles

Mikhail Youzhny was the defending champion but chose not to defend his title.
Janko Tipsarević won the title after defeating Blaž Kavčič 6–3, 7–6$^{(7–1)}$ in the final.

## Seeds

* Yūichi Sugita (semifinals)
* Denis Istomin (second round)
* Marius Copil (quarterfinals)
* Henri Laaksonen (second round)
* Janko Tipsarević (champion)
* Wu Di (second round)
* Maximilian Marterer (semifinals)
* Yannik Reuter (first round)

## 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 | Final |
| 1 | Yūichi Sugita | 1 | 6$^8$ | | | | | |
| 5 | Janko Tipsarević | 6 | 7$^{10}$ | | | | | |
| 5 | Janko Tipsarević | 6 | 7$^{10}$ | | 5 | Janko Tipsarević | 6 | 7$^7$ |
| | | | | | | Blaž Kavčič | 3 | 6$^1$ |
| 7 | Maximilian Marterer | 6 | 6$^3$ | 2 | | Blaž Kavčič | 3 | 6$^1$ |
| | Blaž Kavčič | 4 | 7$^7$ | 6 | | | | |

### Top 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 |
| 1 | Y Sugita | 7$^9$ | 5 | 6 | | | | | | | | | | | | | |
| Q | N Langer | 6$^7$ | 7 | 0 | 1 | Y Sugita | 6 | 6 | | | | | | | | | |
| | M İlhan | 4 | 6 | 7$^7$ | | M İlhan | 2 | 4 | | | | | | | | | |
| | D Popko | 6 | 4 | 6$^4$ | | | | | | 1 | Y Sugita | 6 | 6 | | | | |
| | Jeremy Jahn | 7 | 6 | | | | | | | | J Jahn | 0 | 4 | | | | |
| | A Santillan | 5 | 3 | | | J Jahn | 6 | 3 | 6 | | | | | | | | |
| WC | Chayanon Kaewsuto | 0 | 1 | | 6 | D Wu | 3 | 6 | 4 | | | | | | | | |
| 6 | D Wu | 6 | 6 | | | | | | | | | | | 1 | Y Sugita | 1 | 6$^8$ |
| 4 | H Laaksonen | 6 | 6 | | | | | | | | | | | 5 | J Tipsarević | 6 | 7$^{10}$ |
| | S Bangoura | 4 | 2 | | 4 | H Laaksonen | 2 | 3 | | | | | | | | | |
| | Y Mertens | 6 | 6 | | | Y Mertens | 6 | 6 | | | | | | | | | |
| | J Eysseric | 4 | 2 | | | | | | | | Y Mertens | 2 | 4 | | | | |
| PR | C-M Stebe | 6 | 6 | | | | | | | 5 | J Tipsarević | 6 | 6 | | | | |
| WC | Patcharapol Kawin | 4 | 3 | | PR | C-M Stebe | 2 | 3 | | | | | | | | | |
| Q | J Zopp | 4 | 1 | | 5 | J Tipsarević | 6 | 6 | | | | | | | | | |
| 5 | J Tipsarević | 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 | M Marterer | 6 | 6 | | | | | | | | | | | | | | | |
| Q | S-w Kwon | 0 | 4 | | 7 | M Marterer | 6$^6$ | 6 | 6 | | | | | | | | | |
| | G Barrère | 3 | 5 | | Q | L Glasspool | 7$^8$ | 4 | 3 | | | | | | | | | |
| Q | L Glasspool | 6 | 7 | | | | | | | 7 | M Marterer | 6 | 7$^{10}$ | | | | | |
| | J Samper Montaña | 6 | 3 | 4 | | | | | | 3 | M Copil | 4 | 6$^8$ | | | | | |
| | Z Kolář | 2 | 6 | 6 | | Z Kolář | 4 | 1 | | | | | | | | | | |
| WC | W Sornbutnark | 2 | 0 | | 3 | M Copil | 6 | 6 | | | | | | | | | | |
| 3 | M Copil | 6 | 6 | | | | | | | | | | | 7 | M Marterer | 6 | 6$^3$ | 2 |
| 8 | Y Reuter | 2 | 1 | | | | | | | | | | | | B Kavčič | 4 | 7$^7$ | 6 |
| | B Kavčič | 6 | 6 | | | B Kavčič | 6 | 6 | | | | | | | | | | |
| | Yuya Kibi | 3 | 4 | | | A Weintraub | 4 | 1 | | | | | | | | | | |
| | A Weintraub | 6 | 6 | | | | | | | | B Kavčič | 7$^7$ | 6 | | | | | |
| | A Karatsev | 3 | 3 | | | | | | | | C Garin | 6$^1$ | 1 | | | | | |
| | C Garin | 6 | 6 | | | C Garin | 3 | 6 | 7 | | | | | | | | | |
| WC | Congsup Congcar | 0 | 1 | | 2 | D Istomin | 6 | 4 | 5 | | | | | | | | | |
| 2 | D Istomin | 6 | 6 | | | | | | | | | | | | | | | |