2018 Stockton Challenger – Men's singles

Cameron Norrie was the defending champion but chose not to defend his title.

Men's singles
2018 Stockton Challenger
Champion	Lloyd Harris
Runner-up	Marc Polmans
Score	6–2, 6–2

Main article: 2018 Stockton Challenger

Lloyd Harris won the title after defeating Marc Polmans 6–2, 6–2 in the final.

Seeds

1. Jordan Thompson (semifinals)
2. Reilly Opelka (first round)
3. Henri Laaksonen (first round)
4. Lloyd Harris (champion)
5. Casper Ruud (second round)
6. Noah Rubin (quarterfinals)
7. Alex Bolt (second round)
8. Marc Polmans (final)

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
• SR = Special ranking

Finals

	Semifinals							Final
	1	Jordan Thompson	66	2
	4	Lloyd Harris	78	6
								4	Lloyd Harris	6	6
								8	Marc Polmans	2	2
	8	Marc Polmans	6	6
		Maxime Janvier	1	4

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	J Thompson	6	6
	Q	P Kypson	2	2				1	J Thompson	4	6	6
	Alt	K Uchida	6	63	6			Alt	K Uchida	6	3	1
	Q	T Paul	1	77	0										1	J Thompson	64	77	6
	Q	W Blumberg	3	6	6										6	N Rubin	77	62	3
		JC Aragone	6	2	2			Q	W Blumberg	1	6	4
	WC	J Brooksby	2	4				6	N Rubin	6	4	6
	6	N Rubin	6	6																		1	J Thompson	66	2
	4	L Harris	6	6																		4	L Harris	78	6
		D Köpfer	3	4				4	L Harris	6	6
	WC	T-S Kwiatkowski	3	77	6			WC	T-S Kwiatkowski	2	4
		L Miedler	6	65	4										4	L Harris	66	6	6
		C Eubanks	6	77												C Eubanks	78	4	3
		C İlkel	4	64					C Eubanks	6	710
		J Choinski	3	0				5	C Ruud	1	68
	5	C Ruud	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	8	M Polmans	6	6
		J Clarke	3	0				8	M Polmans	64	6	6
		M Krueger	3	6	6				M Krueger	77	4	3
		J-P Smith	6	3	4										8	M Polmans	4	6	6
		D Evans	6	6												L Broady	6	4	2
	SE	J Duckworth	2	2					D Evans	0	77	4
		L Broady	3	6	6				L Broady	6	63	6
	3	H Laaksonen	6	4	4																	8	M Polmans	6	6
	7	A Bolt	6	6																			M Janvier	1	4
	WC	T Fawcett	4	1				7	A Bolt	4	3
		D King	6	6					D King	6	6
	WC	Philip Hjorth	1	1												D King	5	7	63
	Q	A Sarkissian	6	64	6											M Janvier	7	5	77
		M Banes	4	77	1			Q	A Sarkissian	61	0
		M Janvier	64	6	6				M Janvier	77	6
	2	R Opelka	77	4	4

References

• Main Draw
• Qualifying Draw