2018 IsarOpen – Singles

Pedro Sousa won the title after defeating Jan-Lennard Struff 6–1, 6–3 in the final.

Singles
2018 IsarOpen
Champion	Pedro Sousa
Runner-up	Jan-Lennard Struff
Final score	6–1, 6–3

Main article: 2018 IsarOpen

This was the first edition of the tournament.

Seeds

1. Jan-Lennard Struff (Final)
2. Jiří Veselý (Quarterfinals, retired)
3. Jürgen Zopp (Second round)
4. Paolo Lorenzi (First round)
5. Martin Kližan (Semifinals)
6. Yannick Hanfmann (Withdrew)
7. Casper Ruud (First round)
8. Simone Bolelli (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
	1/WC	Jan-Lennard Struff	6	6
	5	Martin Kližan	4	4
								1/WC	Jan-Lennard Struff	1	3
									Pedro Sousa	6	6
	Q	Kevin Krawietz	1	6	1
		Pedro Sousa	6	1	6

Top half

	First Round							Second Round							Quarterfinals							Semifinals
	1/WC	J-L Struff	6	4	7^7
	WC	D Masur	3	6	6^3			1/WC	J-L Struff	6	6
		M Moraing	6	3	6				M Moraing	4	4
		G Clezar	2	6	3										1/WC	J-L Struff	4	6	6
		C Berlocq	6^7	6	6											C Berlocq	6	3	2
	SE	G Oliveira	7^9	4	4				C Berlocq	7^7	7
	WC	T Pütz	6	3	7^8			WC	T Pütz	6^3	5
	7	C Ruud	2	6	6^6																	1/WC	J-L Struff	6	6
	3	J Zopp	6	3	6																	5	M Kližan	4	4
	SE	P Cachín	4	6	1			3	J Zopp	6^2	4
	Q	M Ymer	4	6	7			Q	M Ymer	7^7	6
	WC	R Molleker	6	4	5										Q	M Ymer	3	2
		K Majchrzak	6	6											5	M Kližan	6	6
		M Bachinger	3	4					K Majchrzak	3	3
		R Ojeda Lara	3	2				5	M Kližan	6	6
	5	M Kližan	6	6

Bottom half

	First Round							Second Round							Quarterfinals							Semifinals
	8	S Bolelli	3	4
		S Ofner	6	6					S Ofner	6	6^4	6^8
		Z Kolář	3	4				Q	K Krawietz	3	7^7	7^10
	Q	K Krawietz	6	6											Q	K Krawietz	5	6	6
	LL	A Avidzba	6	3	6										Q	G Mager	7	3	1
		F Mayer	3	6	3			LL	A Avidzba	6^4	3
	Q	G Mager	6	3	6			Q	G Mager	7^7	6
	4	P Lorenzi	4	6	2																	Q	K Krawietz	1	6	1
	LL	A Müller	3	2																			P Sousa	6	1	6
		P Sousa	6	6					P Sousa	6	1	7^7
		O Otte	6	3	5				P Martínez	4	6	6^5
		P Martínez	3	6	7											P Sousa	5	5
	LL	A De Greef	2	7	1										2	J Veselý	7	2^r
	Q	K Coppejans	6	5	6			Q	K Coppejans	5	6	6^4
		A Vatutin	7^7	5	0			2	J Veselý	7	1	7^7
	2	J Veselý	6^5	7	6

References

• Main Draw
• Qualifying Draw