| Doubles | |
|---|---|
| 2018 Taiwan Open | |
| Champions | Duan Yingying Wang Yafan |
| Runners-up | Nao Hibino Oksana Kalashnikova |
| Score | 7–6(7–4), 7–6(7–5) |
Chan Hao-ching and Latisha Chan were the defending champions, but Latisha Chan chose not to participate this year. Chan Hao-ching played alongside Tímea Babos, but lost in the semifinals to Nao Hibino and Oksana Kalashnikova.
Duan Yingying and Wang Yafan won the title, defeating Hibino and Kalashnikova in the final, 7–6(7–4), 7–6(7–5).
Seeds
- Tímea Babos / Chan Hao-ching (semifinals)
- Miyu Kato / Makoto Ninomiya (first round)
- Lyudmyla Kichenok / Nadiia Kichenok (quarterfinals)
- Monique Adamczak / Storm Sanders (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
Draw
| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | T Babos H-c Chan | 3 | 6 | [10] | |||||||||||||||||||||||
| A Blinkova M Linette | 6 | 0 | [5] | 1 | T Babos H-c Chan | 6 | 6 | ||||||||||||||||||||
| E Hozumi J Namigata | 6 | 77 | E Hozumi J Namigata | 1 | 4 | ||||||||||||||||||||||
| WC | C-w Hsu Y-h Lee | 2 | 64 | 1 | T Babos H-c Chan | 2 | 2 | ||||||||||||||||||||
| 4 | M Adamczak S Sanders | 2 | 2 | N Hibino O Kalashnikova | 6 | 6 | |||||||||||||||||||||
| C Lister Ar Rodionova | 6 | 6 | C Lister Ar Rodionova | 2 | 2 | ||||||||||||||||||||||
| Z Diyas Y Putintseva | 2 | 1 | N Hibino O Kalashnikova | 6 | 6 | ||||||||||||||||||||||
| N Hibino O Kalashnikova | 6 | 6 | N Hibino O Kalashnikova | 64 | 65 | ||||||||||||||||||||||
| K-c Chang C-j Chuang | 2 | 6 | [10] | PR | Y Duan Y Wang | 77 | 77 | ||||||||||||||||||||
| P Plipuech P Thombare | 6 | 3 | [2] | K-c Chang C-j Chuang | 2 | 6 | [11] | ||||||||||||||||||||
| WC | C-w Chan E-s Liang | 2 | 4 | 3 | L Kichenok N Kichenok | 6 | 4 | [9] | |||||||||||||||||||
| 3 | L Kichenok N Kichenok | 6 | 6 | K-c Chang C-j Chuang | 0 | 0 | |||||||||||||||||||||
| X Han C Liang | 0 | 5 | PR | Y Duan Y Wang | 6 | 6 | |||||||||||||||||||||
| PR | Y Duan Y Wang | 6 | 7 | PR | Y Duan Y Wang | 77 | 6 | ||||||||||||||||||||
| P Hon D Jakupović | 6 | 3 | [10] | P Hon D Jakupović | 64 | 3 | |||||||||||||||||||||
| 2 | M Kato M Ninomiya | 3 | 6 | [7] | |||||||||||||||||||||||