Singles
2017 Heilbronner Neckarcup
Final
Champion	Filip Krajinović
Runner-up	Norbert Gombos
Score	6–3, 6–2
Events
Singles Doubles
← 2016 · Heilbronner Neckarcup · 2018 →

Nikoloz Basilashvili was the defending champion but chose not to defend his title.

Filip Krajinović won the title after defeating Norbert Gombos 6–3, 6–2 in the final.

	Semifinals							Final
		Lorenzo Giustino	3	5
	4	Norbert Gombos	6	7
								4	Norbert Gombos	3	2
								Q	Filip Krajinović	6	6
	Q	Filip Krajinović	4	6	77
	6	Guido Pella	6	3	64

	First round							Second round							Quarterfinals							Semifinals
	1	N Kicker	2	6	1
	Q	D Köpfer	6	3	6			Q	D Köpfer	64	6	1
		D Novikov	4	4					L Giustino	77	1	6
		L Giustino	6	6												L Giustino	6	7
		J Kovalík	60	4											7	A Martin	3	5
		A Bublik	77	6					A Bublik	6	3	3
	Q	S Groth	3	3				7	A Martin	4	6	6
	7	A Martin	6	6																			L Giustino	3	5
	4	N Gombos	4	77	6																	4	N Gombos	6	7
	WC	D Brands	6	65	3			4	N Gombos	6	6
	WC	D Altmaier	4	4					S Diez	1	4
		S Diez	6	6											4	N Gombos	6	7
		C Lestienne	2	1											8	C Ruud	4	5
		M Bašić	6	6					M Bašić	5	77	5
	WC	M İlhan	2	6	1			8	C Ruud	7	64	7
	8	C Ruud	6	4	6

	First round							Second round							Quarterfinals							Semifinals
	5	H Laaksonen	2	1
	Q	F Krajinović	6	6				Q	F Krajinović	6	1
		T Kamke	6	5	77				T Kamke	1	0r
		S Kozlov	4	7	64										Q	F Krajinović	77	77
		U Ignatik	65	1												M Fucsovics	62	63
		K Coppejans	77	6					K Coppejans	6	3	3
		M Fucsovics	6	7					M Fucsovics	3	6	6
	3	A Pavlásek	2	5																		Q	F Krajinović	4	6	77
	6	G Pella	6	77																		6	G Pella	6	3	64
	Q	C-M Stebe	4	62				6	G Pella	6	6
	WC	Y Maden	66	1					L Đere	1	0
		L Đere	78	6											6	G Pella	6	6
		M Cecchinato	6	6												M Cecchinato	2	2
		D Shapovalov	3	4					M Cecchinato	6	6
		M Krueger	6	4	6				M Krueger	3	2
	2	E Donskoy	0	6	4

• Main Draw
• Qualifying Draw