2017 Koblenz Open – Singles

Ruben Bemelmans won the title after defeating Nils Langer 6–4, 3–6, 7–6^(7–0) in the final.

Singles
2017 Koblenz Open
Champion	Ruben Bemelmans
Runner-up	Nils Langer
Final score	6–4, 3–6, 7–6^(7–0)

Main article: 2017 Koblenz Open

This was the first edition of the tournament.

Seeds

1. Lukáš Rosol (Second round)
2. Guido Andreozzi (Second round)
3. Benjamin Becker (Withdrew)
4. Alessandro Giannessi (Second round)
5. Marius Copil (First round)
6. Teymuraz Gabashvili (Second round)
7. Marco Trungelliti (First round)
8. Grega Žemlja (First round)

Draw

Key

• Q = Qualifier
• WC = Wild Card
• LL = Lucky Loser
• Alt = Alternate
• SE = Special Exempt
• PR = Protected Ranking
• ITF = ITF entry
• JE = Junior Exempt
• w/o = Walkover
• r = Retired
• d = Defaulted

Finals

	Semifinals							Final
		Jeremy Jahn	1	1
		Ruben Bemelmans	6	6
									Ruben Bemelmans	6	3	7^7
								Q	Nils Langer	4	6	6^0
	Q	Nils Langer	6	6
	WC	Daniel Masur	1	3

Top half

	First Round							Second Round							Quarterfinals							Semifinals
	1	L Rosol	4	6	6
		L Đere	6	2	4			1	L Rosol	6^5	5
		F Krajinović	4	6	6				F Krajinović	7^7	7
	LL	A Ungur	6	3	4											F Krajinović	6^4	3^r
	WC	Florian Broska	1	3												J Jahn	7^7	2
		Jeremy Jahn	6	6					J Jahn	6	6
	Q	M Przysiężny	6	6				Q	M Przysiężny	4	3
	5	M Copil	4	3																			J Jahn	1	1
	Q	Y Marti	6	7^7																			R Bemelmans	6	6
		M Marterer	2	6^1				Q	Y Marti	7^11	2	4
	Q	F Horanský	5	5					K de Schepper	6^9	6	6
		K de Schepper	7	7												K de Schepper	4	4
	Alt	G Barrère	6	2	6											R Bemelmans	6	6
		F Gaio	4	6	2			Alt	G Barrère	2	2
		R Bemelmans	6	6					R Bemelmans	6	6
	7	M Trungelliti	4	2

Bottom half

	First Round							Second Round							Quarterfinals							Semifinals
	6	T Gabashvili	4	6	6
	WC	B Hassan	6	3	1			6	T Gabashvili	3	6	3
	WC	J Choinski	3	5					D Brands	6	1	6
		D Brands	6	7												D Brands	6^0	2
		Yannik Reuter	1	3											Q	N Langer	7^7	6
	Q	N Langer	6	6				Q	N Langer	6	6
		F Škugor	4	6^5				4	A Giannessi	2	0
	4	A Giannessi	6	7^7																		Q	N Langer	6	6
	8	G Žemlja	2	5																		WC	D Masur	1	3
	PR	C-M Stebe	6	7				PR	C-M Stebe	7^7	7
		A Golubev	0	3					M Arévalo	6^1	5
		M Arévalo	6	6											PR	C-M Stebe	4	7	4
	WC	D Masur	7^7	6											WC	D Masur	6	5	6
	Alt	Y Mertens	6^4	3				WC	D Masur	6	6
	LL	A Bossel						2/Alt	G Andreozzi	1	2
	2/Alt	G Andreozzi	w/o

References

• Main Draw
• Qualifying Draw