Kyle Edmund was the defending champion but chose not to defend his title.

Marco Cecchinato won the title after defeating Jozef Kovalík 6–4, 6–4 in the final.

	Semifinals							Final
		Jozef Kovalík	4	6	6
		Kimmer Coppejans	6	2	3
									Jozef Kovalík	4	4
									Marco Cecchinato	6	6
	Q	Yannick Maden	2	65
		Marco Cecchinato	6	77

	First round							Second round							Quarterfinals							Semifinals
	1	J Veselý	3	6	6
	WC	M Donati	6	3	3			1	J Veselý	4	6	63
	WC	S Tsitsipas	6	6				WC	S Tsitsipas	6	4	77
	Alt	A Velotti	3	0											WC	S Tsitsipas	6	4	3
		J Šátral	4	0												J Kovalík	2	6	6
		J Kovalík	6	6					J Kovalík	6	6
		L Giustino	6	6					L Giustino	2	4
	7	T Kamke	3	1																			J Kovalík	4	6	6
	3	A Pavlásek	3	77	6																		K Coppejans	6	2	3
	Q	O Otte	6	65	3			3	A Pavlásek	2	63
		S Groth	0	5					K Coppejans	6	77
		K Coppejans	6	7												K Coppejans	6	2	7
	WC	R Bellotti	6	6											WC	R Bellotti	2	6	5
	Q	Maciej Rajski	3	4				WC	R Bellotti	6	77
		M Fucsovics	3	6	3			8	A Bublik	3	63
	8	A Bublik	6	1	6

	First round							Second round							Quarterfinals							Semifinals
	5	A Martin	77	6
		U Ignatik	63	1				5	A Martin	4	65
	Q	Y Maden	6	6				Q	Y Maden	6	77
		R Ramírez Hidalgo	2	1											Q	Y Maden	77	6
		S Diez	3	5											SE	S Travaglia	62	1
		M Trungelliti	6	7					M Trungelliti	61	7	66
	SE	S Travaglia	6	6				SE	S Travaglia	77	5	78
	4	G Elias	2	0																		Q	Y Maden	2	65
	6	M Marterer	6	7																			M Cecchinato	6	77
		M Mmoh	3	5				6	M Marterer	5	1
	WC	G Quinzi	6	6				WC	G Quinzi	7	6
		T Lamasine	1	1											WC	G Quinzi	3	3
	Q	D Wu	2	6	1											M Cecchinato	6	6
		N Jarry	6	3	6				N Jarry	65	4
		M Cecchinato	6	6					M Cecchinato	77	6
	2	N Kicker	3	4

• Main draw
• Qualifying draw