2019 OEC Kaohsiung – Doubles
# 2019 OEC Kaohsiung – Doubles

Hsieh Cheng-peng and Yang Tsung-hua were the defending tennis champions and successfully defended their title, defeating Evan King and Hunter Reese 6–4, $7–6^{(7–4)}$ in the final.

## Seeds

* Max Purcell / Luke Saville (first round)
* Gong Maoxin / Gonçalo Oliveira (first round)
* Hsieh Cheng-peng / Yang Tsung-hua (champions)
* Evan King / Hunter Reese (final)

## 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

| First round | First round | First round | First round | First round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1 | M Purcell L Saville | 1 | 6 | [7] | | | | | | | | | | | | | | |
| WC | R Ho K-y Lee | 6 | 3 | [10] | WC | R Ho K-y Lee | 6 | $6^2$ | [10] | | | | | | | | | |
| | J Millman S Puodziunas | $7^9$ | 4 | [8] | | T Matsui Yo Watanuki | 4 | $7^7$ | [4] | | | | | | | | | |
| | T Matsui Yo Watanuki | $6^7$ | 6 | [10] | | | | | | WC | R Ho K-y Lee | 6 | 1 | [6] | | | | |
| 4 | E King H Reese | 6 | 6 | | | | | | | 4 | E King H Reese | 4 | 6 | [10] | | | | |
| | S Diez M Polmans | 2 | 3 | | 4 | E King H Reese | 3 | $7^7$ | [10] | | | | | | | | | |
| WC | C-h Tseng T-l Wu | 6 | $7^8$ | | WC | C-h Tseng T-l Wu | 6 | $6^4$ | [5] | | | | | | | | | |
| | S Balaji V Vardhan | 4 | $6^6$ | | | | | | | | | | | | 4 | E King H Reese | 4 | $6^4$ |
| Alt | A Bolt Jacob Grills | 6 | 4 | [8] | | | | | | | | | | | 3 | C-p Hsieh T-h Yang | 6 | $7^7$ |
| | S Myneni J Nedunchezhiyan | 4 | 6 | [10] | | S Myneni J Nedunchezhiyan | 2 | 2 | | | | | | | | | | |
| | F Ferreira Silva T Gabashvili | 1 | 1 | | 3 | C-p Hsieh T-h Yang | 6 | 6 | | | | | | | | | | |
| 3 | C-p Hsieh T-h Yang | 6 | 6 | | | | | | | 3 | C-p Hsieh T-h Yang | $6^3$ | 6 | [10] | | | | |
| WC | Y-h Hsu J Wang | 6 | 6 | | | | | | | | J-s Nam M-k Song | $7^7$ | 4 | [6] | | | | |
| | JP Fruttero E López Pérez | 4 | 3 | | WC | Y-h Hsu J Wang | 2 | 6 | [7] | | | | | | | | | |
| | J-s Nam M-k Song | 6 | 6 | | | J-s Nam M-k Song | 6 | 3 | [10] | | | | | | | | | |
| 2 | M Gong G Oliveira | 3 | 2 | | | | | | | | | | | | | | | |
