Singles
2018 Meerbusch Challenger
Final
Champion	Filip Horanský
Runner-up	Jan Choinski
Score	6–7(7–9), 6–3, 6–3
Events
Singles Doubles
← 2017 · Meerbusch Challenger · 2019 →

Ricardo Ojeda Lara was the defending champion but chose not to defend his title.

Filip Horanský won the title after defeating Jan Choinski 6–7^(7–9), 6–3, 6–3 in the final.

	Semifinals							Final
		Jan Choinski	6	6
		Dustin Brown	4	3
									Jan Choinski	79	3	3
								6	Filip Horanský	67	6	6
	6	Filip Horanský	77	6
	8	Rudolf Molleker	64	2

	First round							Second round							Quarterfinals							Semifinals
	1	S Gutiérrez Ferrol	6	3	3
	Q	Z Bergs	1	6	6			Q	Z Bergs	3	4
	WC	A Haider-Maurer	1	4					J Choinski	6	6
		J Choinski	6	6												J Choinski	5	6	6
		E Benchetrit	6	6												B Zapata Miralles	7	2	1
	PR	R Bellotti	2	1					E Benchetrit	5	0
		B Zapata Miralles	6	6					B Zapata Miralles	7	6
	7	A De Greef	4	2																			J Choinski	6	6
	4	S Ofner	4	6	65																		D Brown	4	3
		D Brown	6	3	77				D Brown	6	6
	LL	A Müller	6	3	77			LL	A Müller	1	2
		M Cuevas	3	6	65											D Brown	65	6	6
		R Olivo	6	4	4										SE	K Krawietz	77	1	2
	WC	B Hassan	0	6	6			WC	B Hassan	2	77	5
	SE	K Krawietz	6	4	77			SE	K Krawietz	6	65	7
	5	I Nedelko	2	6	63

	First round							Second round							Quarterfinals							Semifinals
	6	F Horanský	6	6
		J Rodionov	4	1				6	F Horanský	3	6	6
		F Baldi	1	69					M Vilella Martínez	6	3	1
		M Vilella Martínez	6	711											6	F Horanský	6	1	6
		G Sakharov	3	0											Q	N Kuhn	4	6	1
		D Kuzmanov	6	6					D Kuzmanov	4	4
		M Janvier	1	3				Q	N Kuhn	6	6
	Q	N Kuhn	6	6																		6	F Horanský	77	6
	8	R Molleker	6	6																		8	R Molleker	64	2
	WC	O Štyler	3	4				8	R Molleker	7	6
	Q	Marc Sieber	65	6	4				J Tatlot	5	1
		J Tatlot	77	4	6										8	R Molleker	6	6
	Q	J Sels	6	7											2	P Sousa	3	2
		Carlos Boluda-Purkiss	3	5				Q	J Sels	3	1
	WC	L Wessels	0	1				2	P Sousa	6	6
	2	P Sousa	6	6

• Main Draw
• Qualifying Draw