Doubles
2019 Seoul Open Challenger
Final
Champions	Max Purcell Luke Saville
Runners-up	Ruben Bemelmans Sergiy Stakhovsky
Score	6–4, 7–6(9–7)
Events
Singles Doubles
← 2018 · Seoul Open Challenger · 2022 →

Toshihide Matsui and Frederik Nielsen were the defending champions but only Matsui chose to defend his title, partnering Ričardas Berankis. Matsui lost in the first round to Nam Ji-sung and Song Min-kyu.

Max Purcell and Luke Saville won the title after defeating Ruben Bemelmans and Sergiy Stakhovsky 6–4, 7–6^(9–7) in the final.

	First round							Quarterfinals							Semifinals							Final
	1	M Purcell L Saville	6	6
		E Donskoy V Vardhan	4	2				1	M Purcell L Saville	4	7	[10]
	WC	Y-s Chung D-h Lee	6	7				WC	Y-s Chung D-h Lee	6	5	[6]
	WC	Kim Yu-seob Lim Hyung-chan	2	5											1	M Purcell L Saville	77	6
	3	S Arends T-S Weissborn	6	7											3	S Arends T-S Weissborn	65	3
		R Gonzales Sa Ratiwatana	1	5				3	S Arends T-S Weissborn	3	6	[13]
		Z Li G Oliveira	4	2					A Göransson H Reese	6	3	[11]
		A Göransson H Reese	6	6																		1	M Purcell L Saville	6	79
	WC	Ho Chung J-m Lee	1	2																			R Bemelmans S Stakhovsky	4	67
		R Bemelmans S Stakhovsky	6	6					R Bemelmans S Stakhovsky	6	6
	ITF	F Alcantara Shintaro Imai	1	4				ITF	F Alcantara S Imai	3	4
	4	D Pel H Podlipnik Castillo	6	1r												R Bemelmans S Stakhovsky	6	6
		R Berankis T Matsui	2	1												R Ramanathan B Schnur	1	3
	ITF	J-s Nam M-k Song	6	6				ITF	J-s Nam M-k Song	3	7	[6]
		R Ramanathan B Schnur	6	77					R Ramanathan B Schnur	6	5	[10]
	2	S Balaji J Erlich	4	64

• Main draw