2011 US Open – Boys' singles

Jack Sock was the defending champion, but participated in the men's main draw, as he was ineligible to defend his title.

Boys' singles
2011 US Open
Champion	Oliver Golding
Runner-up	Jiří Veselý
Score	5–7, 6–3, 6–4

Main article: 2011 US Open (tennis)

Oliver Golding claimed the title by defeating Jiří Veselý 5–7, 6–3, 6–4 in the final.

Seeds

1. Jiří Veselý (final)
2. Luke Saville (first round)
3. Bjorn Fratangelo (third round)
4. Hugo Dellien (third round)
5. Thiago Moura Monteiro (first round)
6. Filip Horanský (quarterfinals)
7. Dominic Thiem (first round)
8. Mate Pavić (first round)
9. Liam Broady (third round)
10. George Morgan (semifinals)
11. Andrew Whittington (first round)
12. Patrick Ofner (first round)
13. Oliver Golding (champion)
14. João Pedro Sorgi (second round)
15. Matías Sborowitz (second round)
16. Jeson Patrombon (first round)

Main draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• ITF = ITF entry
• PR = Protected ranking
• SR = Special ranking
• SE = Special exempt
• JE = Junior exempt
• JR = Junior Accelerator Programme entrant
• CO = College Accelerator Programme entrant
• NG = Next Gen Accelerator Program entrant
• w/o = Walkover
• r = Retired
• d = Defaulted

Finals

	Quarterfinals							Semifinals							Final
	1	Jiří Veselý	7	6
		Alexios Halebian	5	2
								1	Jiří Veselý	6	6
									Kyle Edmund	4	2
		Karim Hossam	2	4
		Kyle Edmund	6	6
															1	Jiří Veselý	7	3	4
															13	Oliver Golding	5	6	6
	6	Filip Horanský	7	4	1
	13	Oliver Golding	5	6	6
								13	Oliver Golding	6	77
								10	George Morgan	0	62
	10	George Morgan	63	6	6
		Adam Pavlásek	77	4	4

Top half

Section 1

	First round							Second round							Third round							Quarterfinals
	1	Jiří Veselý	6	6
		Vladyslav Manafov	3	1				1	J Veselý	6	6
		Marcos Giron	77	6					M Giron	1	3
	Q	Enzo Couacaud	61	4											1	J Veselý	6	6
		Shane Vinsant	6	4	2											N Milojević	1	2
		Nikola Milojević	3	6	6				N Milojević	6	6
		Marco Aurei Núñez	6	3	66			15	M Sborowitz	2	0
	15	Matías Sborowitz	3	6	78																	1	J Veselý	7	6
	9	Liam Broady	6	6																			A Halebian	5	2
	Q	Stefano Napolitano	1	1				9	L Broady	6	6
	WC	Gage Brymer	3	2					M Delić	3	1
		Mate Delić	6	6											9	L Broady	6	4	3
		Julian Lenz	6	6												A Halebian	3	6	6
		Yaraslau Shyla	0	2					J Lenz	2	2
		Alexios Halebian	6	64	7				A Halebian	6	6
	5	Thiago Moura Monteiro	3	77	5

Section 2

	First round							Second round							Third round							Quarterfinals
	4	Hugo Dellien	7	6
	WC	Dennis Novikov	5	4				4	H Dellien	6	5	6
	Q	Bar Botzer	6	4	2				K Uchida	3	7	1
		Kaichi Uchida	4	6	6										4	H Dellien	5	4
	WC	Ronnie Schneider	1	4												K Hossam	7	6
		Karim Hossam	6	6					K Hossam	2	77	6
		Frederico Ferreira Silva	3	6	78				F Ferreira Silva	6	62	4
	16	Jeson Patrombon	6	3	66																		K Hossam	2	4
	11	Andrew Whittington	5	2																			K Edmund	6	6
	Q	Filip Peliwo	7	6				Q	F Peliwo	6	6
		Sean Berman	4	62				Q	J-h Kim	3	2
	Q	Kim Jae-hwan	6	77											Q	F Peliwo	2	6	1
		Joris De Loore	1	7	1											K Edmund	6	3	6
		Kyle Edmund	6	5	6				K Edmund	77	2	6
		Mitchell Krueger	6	6					M Krueger	64	6	1
	7	Dominic Thiem	2	2

Bottom half

Section 3

	First round							Second round							Third round							Quarterfinals
	6	Filip Horanský	6	1	6
		Mac Styslinger	4	6	3			6	F Horanský	6	6
		Aslan Karatsev	6	3	7				A Karatsev	3	2
		Maxim Dubarenco	4	6	5										6	F Horanský	6	6
	WC	Luca Corinteli	4	6	3											P Krstin	4	2
		Yoshihito Nishioka	6	3	6				Y Nishioka	4	1
		Peđa Krstin	6	2	6				P Krstin	6	6
	12	Patrick Ofner	2	6	3																	6	F Horanský	7	4	1
	13	Oliver Golding	6	6																		13	O Golding	5	6	6
	WC	Brett Clark	3	4				13	O Golding	7	6
	Q	Constantin Christ	2	65					B Wagland	5	3
		Ben Wagland	6	77											13	O Golding	7	3	6
		Bruno Sant'anna	6	6											3	B Frantangelo	5	6	3
		Kimmer Coppejans	4	4					B Sant'anna	3	3
		Benjamin Ugarte	1	3				3	B Frantangelo	6	6
	3	Bjorn Fratangelo	6	6

Section 4

	First round							Second round							Third round							Quarterfinals
	8	Mate Pavić	6	1	3
	WC	JC Aragone	2	6	6			WC	J Aragone	65	3
		Wayne Montgomery	1	4					R Kern	77	6
		Robin Kern	6	6												R Kern	2	2
		Diego Hidalgo	4	4											10	G Morgan	6	6
		Connor Farren	6	6					C Farren	63	68
		Julien Cagnina	77	4	2			10	G Morgan	77	710
	10	George Morgan	64	6	6																	10	G Morgan	63	6	6
	14	João Pedro Sorgi	6	77																			A Pavlásek	77	4	4
	WC	Thai-Son Kwiatkowski	2	63				14	JP Sorgi	3	4
		Dennis Novak	66	6	3			Q	O Ram-Harel	6	6
	Q	Or Ram-Harel	78	3	6										Q	O Ram-Harel	77	3	2
		Gonzalo Lama	6	6												A Pavlásek	63	6	6
	Q	Michael Redlicki	4	4					G Lama	0	0
		Adam Pavlásek	6	7					A Pavlásek	6	6
	2	Luke Saville	4	5