# 2009 BWF World Junior Championships – Boys' singles

The boys' singles of the tournament 2009 BWF World Junior Championships was held on 28 October–1 November 2009. Chinese player, Tian Houwei took out the boys' singles final as he defeated Iskandar Zulkarnain Zainuddin from Malaysia in straight sets.

## Seeds

* Tian Houwei (champion)
* Iskandar Zulkarnain Zainuddin (final)
* Syawal Ismail (third round)
* Hsu Jen-Hao (semi-final)
* Jamie van Hooijdonk (third round)
* Ramdan Misbun (quarter-final)
* Li Yisheng (quarter-final)
* Emil Holst (quarter-final)
* Kasper Lehikoinen (third round)
* Nikolaj Persson (fourth round)
* Mattias Borg (second round)
* Pisit Poodchalat (fourth round)
* Sai Praneeth (fourth round)
* Jordy Hilbink (third round)
* Zulfadli Zulkiffli (fourth round)
* Lê Hà Anh (second round)

## Draw
### Finals

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 1 | Tian Houwei | 21 | 21 | | | | | | | | | | |
| 5/8 | Ramdan Misbun | 13 | 11 | | | | | | | | | | |
| 5/8 | Ramdan Misbun | 13 | 11 | | 1 | Tian Houwei | 22 | 21 | | | | | |
| | | | | | | Tatsuya Watanabe | 20 | 13 | | | | | |
| | Yang Chih-Hsun | 14 | 19 | | | Tatsuya Watanabe | 20 | 13 | | | | | |
| | Tatsuya Watanabe | 21 | 21 | | | | | | | | | | |
| | Tatsuya Watanabe | 21 | 21 | | | | | | | 1 | Tian Houwei | 21 | 21 |
| | | | | | | | | | | 2 | Iskandar Zulkarnain Zainuddin | 12 | 17 |
| 5/8 | Emil Holst | 19 | 13 | | | | | | | | | | | 2 | Iskandar Zulkarnain Zainuddin | 12 | 17 |
| 3/4 | Hsu Jen-Hao | 21 | 21 | | | | | | | | | | |
| 3/4 | Hsu Jen-Hao | 21 | 21 | | 3/4 | Hsu Jen-Hao | 17 | 21 | 16 | | | | |
| | | | | | 2 | Iskandar Zulkarnain Zainuddin | 21 | 7 | 21 | | | | |
| 5/8 | Li Yisheng | 21 | 23 | 8 | 2 | Iskandar Zulkarnain Zainuddin | 21 | 7 | 21 | | | | |
| 2 | Iskandar Zulkarnain Zainuddin | 19 | 25 | 21 | | | | | | | | | |

### Top half
#### Section 1

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round |
| | | | | 1 | Tian HW | 21 | 21 | | | | | | | | |
| | | | | | E Naqvi | 19 | 11 | | | | | | | | |
| | | | | | | | | 1 | Tian HW | 21 | 21 | | | | |
| A Lopez | 13 | 9 | | | | | | | Liu C | 17 | 18 | | | | |
| Liu C | 21 | 21 | | | Liu C | 21 | 21 | | | | | | | | |
| Hermansyah | 21 | 21 | | | Hermansyah | 19 | 10 | | | | | | | | |
| H Perera | 18 | 11 | | | | | | | | | | 1 | Tian HW | 21 | 21 |
| | | | | | | | | | | | | 9/16 | Z Zulkiffli | 19 | 17 |
| | | | | 9/16 | Z Zulkiffli | 21 | 21 | | | | | | | | |
| N Hettiarachchi | 14 | 21 | 21 | | N Hettiarachchi | 7 | 16 | | | | | | | | |
| Tan KH | 21 | 6 | 10 | | | | | 9/16 | Z Zulkiffli | 24 | 22 | | | | |
| E Hung | 19 | 17 | | | | | | | P Kumar | 22 | 12 | | | | |
| T Garboggini | 21 | 21 | | | T Garboggini | 5 | 12 | | | | | | | | |
| P Kumar | 21 | 21 | | | P Kumar | 21 | 21 | | | | | | | | |
| Lam CL | 4 | 7 | | | | | | | | | | | | | |

#### Section 2

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round |
| | | | | 5/8 | R Misbun | 21 | 21 | | | | | | | | | |
| Cheang WL | 15 | 9 | | | H Takeuchi | 12 | 14 | | | | | | | | | |
| H Takeuchi | 21 | 21 | | | | | | 5/8 | R Misbun | 21 | 21 | 21 | | | | |
| M Khanjani | | | | | | | | | A Trisnanto | 11 | 23 | 19 | | | | |
| C Sensivoth | wo | | | | M Khanjani | 8 | 19 | | | | | | | | | |
| A Trisnanto | 21 | 18 | 21 | | A Trisnanto | 21 | 21 | | | | | | | | | |
| Tam CH | 14 | 21 | 6 | | | | | | | | | | 5/8 | R Misbun | 21 | 28 |
| | | | | | | | | | | | | | 9/16 | N Persson | 18 | 26 |
| | | | | 9/16 | N Persson | 21 | 21 | | | | | | | | | |
| Le V | | | | | Le V | 2 | 5 | | | | | | | | | |
| S Kimhong | wo | | | | | | | 9/16 | N Persson | 21 | 22 | | | | | |
| J Donaldson | 17 | 22 | | | | | | | Li Q | 9 | 20 | | | | | |
| R Tamang | 21 | 24 | | | R Tamang | 12 | 8 | | | | | | | | | |
| Li Q | 21 | 21 | | | Li Q | 21 | 21 | | | | | | | | | |
| K Momota | 9 | 12 | | | | | | | | | | | | | | |

#### Section 3

| 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 | Fourth round | Fourth round | Fourth round | Fourth round |
| | | | | 3/4 | S Ismail | | | | | | | | | | | | |
| | | | | | D Othman | wo | | | | | | | | | | | |
| | | | | | | | | | 3/4 | S Ismail | 19 | 21 | 16 | | | | |
| A Yartsev | 21 | 21 | | | | | | | | A Marteen | 21 | 18 | 21 | | | | |
| T Rouxel | 12 | 12 | | | A Yartsev | 11 | 16 | | | | | | | | | | |
| A Marteen | 21 | 21 | | | A Marteen | 21 | 21 | | | | | | | | | | |
| M Bhatti | 14 | 9 | | | | | | | | | | | | A Marteen | 18 | 21 | 14 |
| | | | | | | | | | | | | | | Yang C-H | 21 | 16 | 21 |
| | | | | 9/16 | M Borg | 22 | 20 | 12 | | | | | | | | | |
| Lee CH | 21 | 21 | | | Lee CH | 20 | 22 | 21 | | | | | | | | | |
| E Aslan | 13 | 9 | | | | | | | | Lee CH | 20 | 12 | | | | | |
| A Richardson | 21 | 12 | 11 | | | | | | | Yang C-H | 22 | 21 | | | | | |
| Yang C-H | 18 | 21 | 21 | | Yang C-H | 21 | 23 | | | | | | | | | | |
| N Blondel | 15 | 13 | | | W Buranakruea | 17 | 21 | | | | | | | | | | |
| W Buranakruea | 21 | 21 | | | | | | | | | | | | | | | |

#### 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 | Fourth round | Fourth round | Fourth round |
| | | | | 5/8 | J van Hooijdonk | 21 | 21 | | | | | | | | |
| A Chee | 15 | 18 | | | L Charlesworth | 17 | 17 | | | | | | | | |
| L Charlesworth | 21 | 21 | | | | | | | 5/8 | J van Hooijdonk | 15 | 7 | | | |
| F Quach | 21 | 21 | | | | | | | | F Quach | 21 | 21 | | | |
| B Matheson | 15 | 11 | | | F Quach | 21 | 16 | 21 | | | | | | | |
| Lin Y-H | 21 | 21 | | | Lin Y-H | 18 | 21 | 19 | | | | | | | |
| O Fernando | 8 | 17 | | | | | | | | | | | F Quach | 13 | 10 |
| | | | | | | | | | | | | | T Watanabe | 21 | 21 |
| | | | | 9/16 | Le HA | 21 | 13 | 18 | | | | | | | |
| T Penty | 21 | 10 | 16 | | P Magnaye | 15 | 21 | 21 | | | | | | | |
| P Magnaye | 14 | 21 | 21 | | | | | | | P Magnaye | 15 | 9 | | | |
| M Nottingham | 21 | 21 | | | | | | | | T Watanabe | 21 | 21 | | | |
| J Kleiner | 12 | 14 | | | M Nottingham | 14 | 6 | | | | | | | | |
| T Watanabe | 21 | 22 | 21 | | T Watanabe | 21 | 21 | | | | | | | | |
| P Escueta | 13 | 24 | 6 | | | | | | | | | | | | |

### Bottom half
#### Section 5

| 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 | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round |
| D Balandin | 21 | 21 | | | | | | | | | | | | | | | |
| B Chu | 14 | 4 | | | D Balandin | 11 | 9 | | | | | | | | | | |
| P Kaemnitz | 11 | 18 | | | E Sukamta | 21 | 21 | | | | | | | | | | |
| E Sukamta | 21 | 21 | | | | | | | | E Sukamta | 21 | 21 | | | | | |
| A Heinz | 15 | 21 | 16 | | | | | | 9/16 | J Hilbink | 7 | 10 | | | | | |
| S Hoshino | 21 | 15 | 21 | | S Hoshino | 16 | 21 | 20 | | | | | | | | | |
| | | | | 9/16 | J Hilbink | 21 | 13 | 22 | | | | | | | | | |
| | | | | | | | | | | | | | | E Sukamta | 21 | 18 | 17 |
| P Vivas | 21 | 21 | | | | | | | | | | | 5/8 | E Holst | 12 | 21 | 21 |
| N David | 9 | 22 | | | P Vivas | 21 | 21 | | | | | | | | | | |
| S Tamrakar | 11 | 23 | 10 | | Tang KS | 16 | 18 | | | | | | | | | | |
| Tang KS | 21 | 21 | 21 | | | | | | | P Vivas | 9 | 11 | | | | | |
| M Fartum | 9 | 18 | | | | | | | 5/8 | E Holst | 21 | 21 | | | | | |
| L Munoz | 21 | 21 | | | L Munoz | 18 | 18 | | | | | | | | | | |
| | | | | 5/8 | E Holst | 21 | 21 | | | | | | | | | | |

#### Section 6

| 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 | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round |
| S Reddy | 21 | 14 | 24 | | | | | | | | | | | | | | |
| R Fladberg | 8 | 21 | 22 | | S Reddy | 16 | 21 | 21 | | | | | | | | | |
| P Supasri | 21 | 21 | | | P Supasri | 21 | 14 | 17 | | | | | | | | | |
| P Tayalan | 10 | 12 | | | | | | | | S Reddy | 9 | 10 | | | | | |
| T Lam | 21 | 15 | 19 | | | | | | 9/16 | S Praneeth | 21 | 21 | | | | | |
| D Kariyawasam | 13 | 21 | 21 | | D Kariyawasam | 10 | 15 | | | | | | | | | | |
| | | | | 9/16 | S Praneeth | 21 | 21 | | | | | | | | | | |
| | | | | | | | | | | | | | 9/16 | S Praneeth | 13 | 21 | 18 |
| L Sopheaktra | wo | | | | | | | | | | | | 3/4 | Hsu J-H | 21 | 17 | 21 |
| M Baumann | | | | | M Baumann | 21 | 21 | | | | | | | | | | |
| L Khlaychchit | wo | | | | I Jenny | 9 | 17 | | | | | | | | | | |
| I Jenny | | | | | | | | | | M Baumann | 9 | 11 | | | | | |
| | | | | | | | | | 3/4 | Hsu J-H | 21 | 21 | | | | | |
| | | | | | N Lee | 16 | 9 | | | | | | | | | | |
| | | | | 3/4 | Hsu J-H | 21 | 21 | | | | | | | | | | |

#### Section 7

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round |
| Ng KL | 21 | 21 | | | | | | | | | | | | | | |
| L Zevl | 15 | 14 | | | Ng KL | 19 | 19 | | | | | | | | | |
| A Niyazov | 8 | 8 | | | Bui QT | 21 | 21 | | | | | | | | | |
| Bui QT | 21 | 21 | | | | | | | Bui QT | 21 | 12 | 21 | | | | |
| F Albertino | 10 | 7 | | | | | | 9/16 | K Lehikoinen | 16 | 21 | 14 | | | | |
| Lin S-K | 21 | 21 | | | Lin S-K | 15 | 19 | | | | | | | | | |
| | | | | 9/16 | K Lehikoinen | 21 | 21 | | | | | | | | | |
| | | | | | | | | | | | | | | Bui QT | 11 | 15 |
| R Ozturk | 8 | 15 | | | | | | | | | | | 5/8 | Li YS | 21 | 21 |
| Koh JY | 21 | 21 | | | Koh JY | 17 | 14 | | | | | | | | | |
| Lei MF | 8 | 8 | | | L Claerbout | 21 | 21 | | | | | | | | | |
| L Claerbout | 21 | 21 | | | | | | | L Claerbout | 12 | 14 | | | | | |
| E Vural | 21 | 19 | 21 | | | | | 5/8 | Li YS | 21 | 21 | | | | | |
| C Coles | 19 | 21 | 23 | | C Coles | 19 | 18 | | | | | | | | | |
| | | | | 5/8 | Li YS | 21 | 21 | | | | | | | | | |

#### Section 8

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round |
| B Shrestha | | | | | | | | | | | | | | | | |
| H Bashah | wo | | | | B Shrestha | 12 | 9 | | | | | | | | | |
| Chan DL | 24 | 21 | 21 | | Chan DL | 21 | 21 | | | | | | | | | |
| T Arab | 26 | 16 | 15 | | | | | | Chan DL | 17 | 12 | | | | | |
| M Schwenger | 23 | 21 | | | | | | 9/16 | P Poodchalat | 21 | 21 | | | | | |
| K Abramov | 21 | 18 | | | M Schwenger | 4 | 11 | | | | | | | | | |
| | | | | 9/16 | P Poodchalat | 21 | 21 | | | | | | | | | |
| | | | | | | | | | | | | 9/16 | P Poodchalat | 21 | 15 | 17 |
| B Gurung | | | | | | | | | | | | 2 | I Zainuddin | 18 | 21 | 21 |
| Y Ozkan | wo | | | | B Gurung | 15 | 6 | | | | | | | | | |
| V Vattanirappel | 21 | 14 | 14 | | G Ong | 21 | 21 | | | | | | | | | |
| G Ong | 18 | 21 | 21 | | | | | | G Ong | 16 | 11 | | | | | |
| | | | | | | | | 2 | I Zainuddin | 21 | 21 | | | | | |
| | | | | | A Gobinathan | 5 | 10 | | | | | | | | | |
| | | | | 2 | I Zainuddin | 21 | 21 | | | | | | | | | |