Doubles
2018 Delray Beach Open
Final
Champions	Jack Sock Jackson Withrow
Runners-up	Nicholas Monroe John-Patrick Smith
Score	4–6, 6–4, [10–8]
Events
Singles Doubles
← 2017 · Delray Beach Open · 2019 →

Raven Klaasen and Rajeev Ram were the defending champions, but Ram chose not to participate and Klaasen chose to compete in Marseille instead.

Jack Sock and Jackson Withrow won the title, defeating Nicholas Monroe and John-Patrick Smith in the final, 4–6, 6–4, [10–8].

	First round							Quarterfinals							Semifinals							Final
	1	B Bryan M Bryan	7	6
	WC	T Fritz S Kozlov	5	0				1	B Bryan M Bryan	6	3	[5]
		J Sock J Withrow	6	6					J Sock J Withrow	3	6	[10]
		L Paes P Raja	3	2												J Sock J Withrow	63	77	[10]
	3	B McLachlan H Nys	77	77											3	B McLachlan H Nys	77	64	[4]
		T Huey S Johnson	63	65				3	B McLachlan H Nys	3	6	[10]
		W Koolhof A Sitak	63	2					S Lipsky D Sharan	6	3	[5]
		S Lipsky D Sharan	77	6																			J Sock J Withrow	4	6	[10]
	Alt	D King A Reed	2	2																		4	N Monroe J-P Smith	6	4	[8]
		R Albot N Basilashvili	6	6					R Albot N Basilashvili	5	1
		J Chardy F Martin	6	1	[4]			4	N Monroe J-P Smith	7	6
	4	N Monroe J-P Smith	3	6	[10]										4	N Monroe J-P Smith	77	2	[10]
	WC	P Polansky D Shapovalov	4	6	[10]											M Ebden D Young	64	6	[7]
		R Lindstedt F Škugor	6	3	[2]			WC	P Polansky D Shapovalov	3	7	[3]
		M Ebden D Young	3	77	[10]				M Ebden D Young	6	5	[10]
	2	M Mirnyi P Oswald	6	61	[5]

• Main draw