# 2012 US Open – Boys' singles

Oliver Golding was the defending champion, but was no longer eligible to compete.
Filip Peliwo won the 2012 title defeating Liam Broady in the final 6–2, 2–6, 7–5, claiming his second consecutive and overall junior grand slam title, having previously won the 2012 Wimbledon Boys' title.

## Seeds

* Kimmer Coppejans (quarterfinals)
* Filip Peliwo (champion)
* Gianluigi Quinzi (quarterfinals)
* Thiago Monteiro (second round)
* Mitchell Krueger (first round)
* Nikola Milojević (first round)
* Nick Kyrgios (quarterfinals)
* Kaichi Uchida (semifinals)
* Frederico Ferreira Silva (third round)
* Stefano Napolitano (first round, retired)
* Daniel Masur (second round)
* Joshua Ward-Hibbert (second round)
* Liam Broady (final)
* Noah Rubin (first round)
* Mackenzie McDonald (first round)
* Julien Cagnina (third round)

## Qualifiers

* Maxime Hamou
* José António Salazar Martín
* Michael Mmoh
* Or Ram-Harel
* Vasco Mensurado
* Sumit Nagal
* Shotaro Goto
* Karen Khachanov

## Main 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

### Final rounds

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 1 | Kimmer Coppejans | 1 | 4 | | | | | | | | | | |
| 8 | Kaichi Uchida | 6 | 6 | | | | | | | | | | |
| 8 | Kaichi Uchida | 6 | 6 | | 8 | Kaichi Uchida | 1 | 1 | | | | | |
| | | | | | 13 | Liam Broady | 6 | 6 | | | | | |
| 13 | Liam Broady | 7$^8$ | 7$^7$ | | 13 | Liam Broady | 6 | 6 | | | | | |
| | Wayne Montgomery | 6$^6$ | 6$^4$ | | | | | | | | | | |
| | Wayne Montgomery | 6$^6$ | 6$^4$ | | | | | | 13 | Liam Broady | 2 | 6 | 5 |
| | | | | | | | | | 2 | Filip Peliwo | 6 | 2 | 7 |
| | Yoshihito Nishioka | 6$^5$ | 6 | 6 | | | | | | | | | | 2 | Filip Peliwo | 6 | 2 | 7 |
| 3 | Gianluigi Quinzi | 7$^7$ | 3 | 0 | | | | | | | | | |
| 3 | Gianluigi Quinzi | 7$^7$ | 3 | 0 | | Yoshihito Nishioka | 4 | 0 | | | | | |
| | | | | | 2 | Filip Peliwo | 6 | 6 | | | | | |
| 7 | Nick Kyrgios | 6 | 3 | 4 | 2 | Filip Peliwo | 6 | 6 | | | | | |
| 2 | Filip Peliwo | 2 | 6 | 6 | | | | | | | | | |

### Top half
#### Section 1

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| 1 | Kimmer Coppejans | 7 | 6 | | | | | | | | | | | | | |
| | Matteo Donati | 5 | 2 | | 1 | K Coppejans | 6 | 6 | | | | | | | | |
| Q | Karen Khachanov | 7$^7$ | 7$^8$ | | Q | K Khachanov | 1 | 2 | | | | | | | | |
| | Václav Šafránek | 6$^2$ | 6$^6$ | | | | | | 1 | K Coppejans | 6 | 6 | | | | |
| | Franko Miočić | 2 | 2 | | | | | | | H Chung | 2 | 3 | | | | |
| | Quentin Halys | 6 | 6 | | | Q Halys | 6$^7$ | 3 | | | | | | | | |
| | Chung Hyeon | 6 | 3 | 6 | | H Chung | 7$^9$ | 6 | | | | | | | | |
| 15 | Mackenzie McDonald | 3 | 6 | 0 | | | | | | | | | 1 | K Coppejans | 1 | 4 |
| 11 | Daniel Masur | 6 | 4 | 7 | | | | | | | | | 8 | K Uchida | 6 | 6 |
| | Karim Hossam | 3 | 6 | 5 | 11 | D Masur | 3 | 4 | | | | | | | | |
| | Luke Bambridge | 4 | 3 | | | H Adams | 6 | 6 | | | | | | | | |
| | Harrison Adams | 6 | 6 | | | | | | | H Adams | 5 | 6$^5$ | | | | |
| | Alexios Halebian | 6$^7$ | 3 | | | | | | 8 | K Uchida | 7 | 7$^7$ | | | | |
| | Christian Garin | 7$^9$ | 6 | | | C Garin | 3 | 4 | | | | | | | | |
| Q | Sumit Nagal | 6 | 1 | 1 | 8 | K Uchida | 6 | 6 | | | | | | | | |
| 8 | Kaichi Uchida | 4 | 6 | 6 | | | | | | | | | | | | |

#### Section 2

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| 4 | Thiago Monteiro | 5 | 6 | 7 | | | | | | | | | | | | | | |
| | Lucas Gómez | 7 | 2 | 5 | 4 | T Monteiro | 1 | 3 | | | | | | | | | | |
| Q | Maxime Hamou | 7$^7$ | 7$^7$ | | Q | M Hamou | 6 | 6 | | | | | | | | | | |
| | Thai-Son Kwiatkowski | 6$^3$ | 6$^4$ | | | | | | | Q | M Hamou | 7$^7$ | 4 | 3 | | | | |
| | Jared Donaldson | 6 | 3 | 4 | | | | | | 13 | L Broady | 6$^5$ | 6 | 6 | | | | |
| | Herkko Pöllänen | 1 | 6 | 6 | | H Pöllänen | 1 | 5 | | | | | | | | | | |
| Q | José António Salazar Martín | 4 | 3 | | 13 | L Broady | 6 | 7 | | | | | | | | | | |
| 13 | Liam Broady | 6 | 6 | | | | | | | | | | | | 13 | L Broady | 7$^8$ | 7$^7$ |
| 10 | Stefano Napolitano | 3 | 6 | 2$^r$ | | | | | | | | | | | | W Montgomery | 6$^6$ | 6$^4$ |
| | Stefan Kozlov | 6 | 4 | 4 | | S Kozlov | 6 | 6$^6$ | 6 | | | | | | | | | |
| | Elias Ymer | 3 | 6 | 3 | | J Thompson | 3 | 7$^8$ | 3 | | | | | | | | | |
| | Jordan Thompson | 6 | 2 | 6 | | | | | | | S Kozlov | 2 | 3 | | | | | |
| | Wayne Montgomery | 6 | 6 | | | | | | | | W Montgomery | 6 | 6 | | | | | |
| Q | Vasco Mensurado | 2 | 2 | | | W Montgomery | 6 | 6 | | | | | | | | | | |
| Q | Or Ram-Harel | 6 | 5 | 6 | Q | O Ram-Harel | 1 | 3 | | | | | | | | | | |
| 5 | Mitchell Krueger | 4 | 7 | 3 | | | | | | | | | | | | | | |

### Bottom half
#### Section 3

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| 6 | Nikola Milojević | 2 | 1 | | | | | | | | | | | | | | | | |
| | Maximilian Marterer | 6 | 6 | | | M Marterer | 7 | 6 | | | | | | | | | | | |
| | Enzo Couacaud | 6 | 6 | | | E Couacaud | 5 | 3 | | | | | | | | | | | |
| | Henrik Wiersholm | 2 | 2 | | | | | | | | M Marterer | 5 | 3 | | | | | | |
| | Ronnie Schneider | 4 | 6 | 1 | | | | | | | Y Nishioka | 7 | 6 | | | | | | |
| | Yoshihito Nishioka | 6 | 1 | 6 | | Y Nishioka | 2 | 6 | 6 | | | | | | | | | | |
| | Kang Ku-keon | 4 | 2 | | 12 | J Ward-Hibbert | 6 | 1 | 2 | | | | | | | | | | |
| 12 | Joshua Ward-Hibbert | 6 | 6 | | | | | | | | | | | | | Y Nishioka | 6$^5$ | 6 | 6 |
| 16 | Julien Cagnina | 7 | 6 | | | | | | | | | | | | 3 | G Quinzi | 7$^7$ | 3 | 0 |
| | Mikael Torpegaard | 5 | 4 | | 16 | J Cagnina | 6 | 6 | | | | | | | | | | | |
| Q | Michael Mmoh | 6 | 6 | | Q | M Mmoh | 3 | 3 | | | | | | | | | | | |
| | Gabriel Friedrich | 4 | 3 | | | | | | | 16 | J Cagnina | 6 | 2 | 1 | | | | | |
| | Borna Ćorić | 6$^5$ | 6 | 6 | | | | | | 3 | G Quinzi | 3 | 6 | 6 | | | | | |
| | Temur Ismailov | 7$^7$ | 0 | 1 | | B Ćorić | 1 | 7$^7$ | 3 | | | | | | | | | | |
| | Jared Hiltzik | 2 | 5 | | 3 | G Quinzi | 6 | 6$^2$ | 6 | | | | | | | | | | |
| 3 | Gianluigi Quinzi | 6 | 7 | | | | | | | | | | | | | | | | |

#### Section 4

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| 7 | Nick Kyrgios | 6 | 6 | | | | | | | | | | | | | | | |
| | Anton Desyatnik | 4 | 4 | 7 | N Kyrgios | 6 | 6 | | | | | | | | | | | |
| | Michael Redlicki | 6 | 6 | | Mi Redlicki | 1 | 3 | | | | | | | | | | | |
| | Pedro Cachin | 4 | 4 | | | | | | 7 | N Kyrgios | 6$^2$ | 6 | 6 | | | | | |
| | Kevin Kaczynski | 6 | 3 | | | | | | 9 | F Ferreira Silva | 7$^7$ | 1 | 2 | | | | | |
| | Pietro Licciardi | 0 | 0$^r$ | | K Kaczynski | 6 | 4 | 1 | | | | | | | | | | |
| | Spencer Papa | 5 | 3 | 9 | F Ferreira Silva | 3 | 6 | 6 | | | | | | | | | | |
| 9 | Frederico Ferreira Silva | 7 | 6 | | | | | | | | | | | 7 | N Kyrgios | 6 | 3 | 4 |
| 14 | Noah Rubin | 3 | 3 | | | | | | | | | | | 2 | F Peliwo | 2 | 6 | 6 |
| | Kyle Edmund | 6 | 6 | | K Edmund | 7$^7$ | 6 | | | | | | | | | | | |
| | Jeroen Vanneste | 1 | 6$^6$ | Q | S Goto | 6$^5$ | 2 | | | | | | | | | | | |
| Q | Shotaro Goto | 6 | 7$^8$ | | | | | | | K Edmund | 3 | 3 | | | | | | |
| | Filip Bergevi | 4 | 6$^6$ | | | | | | 2 | F Peliwo | 6 | 6 | | | | | | |
| | Markos Kalovelonis | 6 | 7$^8$ | | M Kalovelonis | 6 | 4 | 1 | | | | | | | | | | |
| | Deiton Baughman | 3 | 3 | 2 | F Peliwo | 4 | 6 | 6 | | | | | | | | | | |
| 2 | Filip Peliwo | 6 | 6 | | | | | | | | | | | | | | | |