2018 Sparkassen ATP Challenger – Singles

Lorenzo Sonego was the defending champion but lost in the first round to Constant Lestienne.

Singles
2018 Sparkassen ATP Challenger
Champion	Ugo Humbert
Runner-up	Pierre-Hugues Herbert
Final score	6–4, 6–2

Main article: 2018 Sparkassen ATP Challenger

Ugo Humbert won the title after defeating Pierre-Hugues Herbert 6–4, 6–2 in the final.

Seeds

1. Pierre-Hugues Herbert (Final)
2. Lukáš Lacko (First round)
3. Jaume Munar (First round)
4. Lorenzo Sonego (First round)
5. Ričardas Berankis (Quarterfinals)
6. Ugo Humbert (Champion)
7. Yannick Maden (Withdrew)
8. Matthias Bachinger (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	Pierre-Hugues Herbert	7^7	6
		Dennis Novak	6^5	4
								1	Pierre-Hugues Herbert	4	2
								6	Ugo Humbert	6	6
	6	Ugo Humbert	6	6^6	6
		Grégoire Barrère	4	7^8	3

Top half

	First Round							Second Round							Quarterfinals							Semifinals
	1	P-H Herbert	7	6
		T Brkić	5	4				1	P-H Herbert	7^8	6
	WC	L Caruana	4	7^10	6			WC	L Caruana	6^6	4
		S Robert	6	6^8	2										1	P-H Herbert	6	6
		D Masur	6	4	6^4										5	R Berankis	3	2
		O Otte	0	6	7^7				O Otte	2	7	2
	Q	Tobias Simon	6^5	4				5	R Berankis	6	5	6
	5	R Berankis	7^7	6																		1	P-H Herbert	7^7	6
	3	J Munar	3	6^3																			D Novak	6^5	4
	Q	Kirill Kivattsev	6	7^7				Q	K Kivattsev	3	2
		S Stakhovsky	6^4	3					S Bolelli	6	6
		S Bolelli	7^7	6												S Bolelli	6^5	6^5
		S Caruso	2	4												D Novak	7^7	7^7
		D Brown	6	6					D Brown	2	7	4
		D Novak	1	6	7^7				D Novak	6	5	6
	8	M Bachinger	6	3	6^1

Bottom half

	First Round							Second Round							Quarterfinals							Semifinals
	6	U Humbert	6	6
	Q	B Hassan	4	3				6	U Humbert	6^4	6	6
	LL	Fabrizio Ornago	6^5	4					Q Halys	7^7	3	4
		Q Halys	7^7	6											6	U Humbert	7^15	6
	WC	J Sinner	7^7	6												C Lestienne	6^13	3
	WC	Luca Giacomini	6^4	1				WC	J Sinner	7^8	5	5
		C Lestienne	6	4	6				C Lestienne	6^6	7	7
	4	L Sonego	1	6	4																	6	U Humbert	6	6^6	6
	Q	K Krawietz	7^7	4	7^7																		G Barrère	4	7^8	3
		A Hoang	6^4	6	6^5			Q	K Krawietz	3	5
		M Moraing	6	6					M Moraing	6	7
	WC	Raul Brancaccio	2	2												M Moraing	6	1	2
		G Barrère	7	6^6	6											G Barrère	4	6	6
		S Napolitano	5	7^8	2				G Barrère	7^7	7^7
		A Pavić	7^9	7^18					A Pavić	6^1	6^3
	2	L Lacko	6^7	6^16

References

• Main Draw
• Qualifying Draw