| 2017 Santaizi ATP Challenger | |
|---|---|
| Date | 17 – 23 April |
| Edition | 4th |
| Draw | 32S / 16D |
| Surface | Carpet (indoors) |
| Location | Taipei, Taiwan |
| Champions | |
| Singles | |
 Lu Yen-hsun | |
| Doubles | |
 Marco Chiudinelli /  Franko Škugor | |
The 2017 Santaizi ATP Challenger will be a professional tennis tournament played on indoor carpet courts. It will be the fourth edition of the tournament which will be part of the 2017 ATP Challenger Tour. It will take place in Taipei, Taiwan between 17 and 23 April.
| Event | W | F | SF | QF | Round of 16 | Round of 32 | Q | Q2 |
| Singles | 110 | 65 | 40 | 20 | 9 | 0 | 5 | 0 |
|---|---|---|---|---|---|---|---|---|
| Doubles | 0 | N/A | N/A | N/A |
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 CYP | Marcos Baghdatis | 54 | 1 |
| TPE | Lu Yen-hsun | 62 | 2 |
 RUS | Konstantin Kravchuk | 101 | 3 |
 ISR | Dudi Sela | 104 | 4 |
 SVK | Lukáš Lacko | 108 | 5 |
 CAN | Vasek Pospisil | 119 | 6 |
 KOR | Lee Duck-hee | 130 | 7 |
 JPN | Go Soeda | 152 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
Lu Yen-hsun def. Tatsuma Ito 6–1, 7–6(7–4). Marco Chiudinelli / Franko Škugor def. 
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