Doubles
2019 Rakuten Japan Open Tennis Championships
Final
Champions	Nicolas Mahut Édouard Roger-Vasselin
Runners-up	Nikola Mektić Franko Škugor
Score	7–6(9–7), 6–4
Events
Singles Doubles
← 2018 · Japan Open · 2022 →

Ben McLachlan and Jan-Lennard Struff were the defending champions, but chose not to participate together. McLachlan teamed up with Luke Bambridge, but lost in the first round to Divij Sharan and Artem Sitak. Struff played alongside Lucas Pouille, but lost in the semifinals to Nikola Mektić and Franko Škugor.

Nicolas Mahut and Édouard Roger-Vasselin won the title, defeating Mektić and Škugor in the final, 7–6^(9–7), 6–4.

	First round							Quarterfinals							Semifinals							Final
	1	M Granollers H Zeballos	4	63
		N Mektić F Škugor	6	77					N Mektić F Škugor	6	5	[11]
		R Bopanna D Shapovalov	6	77					R Bopanna D Shapovalov	4	7	[9]
	WC	F Martin Y Uchiyama	3	63												N Mektić F Škugor	77	77
	3	R Ram J Salisbury	3	77	[10]											L Pouille J-L Struff	65	63
		M Daniell P Oswald	6	64	[7]			3	R Ram J Salisbury	6	4	[9]
		O Marach J Melzer	4	77	[8]				L Pouille J-L Struff	3	6	[11]
		L Pouille J-L Struff	6	64	[10]																		N Mektić F Škugor	67	4
		D Inglot A Krajicek	6	6																		2	N Mahut É Roger-Vasselin	79	6
		J-J Rojer H Tecău	1	3					D Inglot A Krajicek	78	78
		N Djokovic F Krajinović	2	6	[4]			4	M Pavić B Soares	66	66
	4	M Pavić B Soares	6	4	[10]											D Inglot A Krajicek	4	5
	Q	D Sharan A Sitak	6	6											2	N Mahut É Roger-Vasselin	6	7
	WC	L Bambridge B McLachlan	2	3				Q	D Sharan A Sitak	65	3
		H Hurkacz B Paire	4	4				2	N Mahut É Roger-Vasselin	77	6
	2	N Mahut É Roger-Vasselin	6	6

1. Divij Sharan / Artem Sitak

	First round							Qualifying competition
								1	Divij Sharan Artem Sitak	77	77
								2	Santiago González Aisam-ul-Haq Qureshi	64	65
	WC	Toshihide Matsui Yoshihito Nishioka	64	4
	2	Santiago González Aisam-ul-Haq Qureshi	77	6

• Main Draw
• Qualifying Draw