2018 Busan Open – Doubles

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.

Doubles
2018 Busan Open
Champions	Hsieh Cheng-peng Christopher Rungkat
Runners-up	Ruan Roelofse John-Patrick Smith
Final score	6–4, 6–3

Main article: 2018 Busan Open

Hsieh and Rungkat won the title after defeating Ruan Roelofse and John-Patrick Smith 6–4, 6–3 in the final.

Seeds

1. Ruan Roelofse / John-Patrick Smith (Final)
2. Aliaksandr Bury / Peng Hsien-yin (Semifinals)
3. Sanchai Ratiwatana / Sonchat Ratiwatana (Semifinals)
4. Hsieh Cheng-peng / Christopher Rungkat (Champions)

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

	First Round							Quarterfinals							Semifinals							Final
	1	R Roelofse J-P Smith	6	6
	WC	Kim Yu-seob Lim Hyung-chan	4	4				1	R Roelofse J-P Smith	3	6	[16]
		Z Li D Wu	5	6	[13]				M Gong Ze Zhang	6	1	[14]
		M Gong Ze Zhang	7	4	[15]										1	R Roelofse J-P Smith	6	6
	3	Sa Ratiwatana So Ratiwatana	6	6											3	Sa Ratiwatana So Ratiwatana	4	4
		T Matsui R Statham	1	2				3	Sa Ratiwatana So Ratiwatana	6	6
		Y Takahashi K Uchida	3	6	[8]				R Gonzales B Schnur	2	4
		R Gonzales B Schnur	6	3	[10]																	1	R Roelofse J-P Smith	4	3
		M McDonald F Peliwo	0	6	[13]																	4	C-p Hsieh C Rungkat	6	6
	Q	M Banes B Ellis	6	4	[15]			Q	M Banes B Ellis	4	3
	WC	Ho Chung J-m Lee	6^4	1				4	C-p Hsieh C Rungkat	6	6
	4	C-p Hsieh C Rungkat	7^7	6											4	C-p Hsieh C Rungkat	6	4	[10]
		J Kubler M Purcell	6	6^4	[10]										2	A Bury H-y Peng	4	6	[6]
	WC	Y-s Chung S-c Hong	4	7^7	[8]				J Kubler M Purcell
		T Chen C-h Yi	6	4	[7]			2	A Bury H-y Peng	w/o
	2	A Bury H-y Peng	3	6	[10]

References

• Main Draw
• Qualifying Draw