# 2009 World Amateur Boxing Championships – Flyweight

The Flyweight competition was the second-lowest weight featured at the 2009 World Amateur Boxing Championships, and was held at the Mediolanum Forum. Flyweights were limited to a maximum of 51 kilograms in body mass.

## Medalists

| Gold | McWilliams Arroyo Puerto Rico |
| Silver | Tugstsogt Nyambayar Mongolia |
| Bronze | Ronny Beblik Germany |
| Bronze | Misha Aloyan Russia |

## Seeds

* Yampier Hernández (quarterfinals)
* Vincenzo Picardi (quarterfinals)
* Amnat Ruenroeng (quarterfinals)
* Thomas Essomba (first round)
* 'McWilliams Arroyo (champion)
* Braulio Ávila (second round)
* Mumin Veli (second round)
* Khalid Saeed Yafai (quarterfinals)

## Draw
### Finals

| Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Final | Final | Final |
| Yampier Hernández (CUB) | Yampier Hernández (CUB) | 2 | | | | | | |
| McWilliams Arroyo (PUR) | McWilliams Arroyo (PUR) | 6 | | | | | | |
| McWilliams Arroyo (PUR) | McWilliams Arroyo (PUR) | 6 | McWilliams Arroyo (PUR) | McWilliams Arroyo (PUR) | 9 | | | |
| | | | Ronny Beblik (GER) | Ronny Beblik (GER) | 7 | | | |
| Khalid Saeed Yafai (ENG) | Khalid Saeed Yafai (ENG) | 3 | Ronny Beblik (GER) | Ronny Beblik (GER) | 7 | | | |
| Ronny Beblik (GER) | Ronny Beblik (GER) | 9 | | | | | | |
| Ronny Beblik (GER) | Ronny Beblik (GER) | 9 | | | | McWilliams Arroyo (PUR) | McWilliams Arroyo (PUR) | 18 |
| | | | | | | Tugstsogt Nyambayar (MGL) | Tugstsogt Nyambayar (MGL) | 2 |
| Amnat Ruenroeng (THA) | Amnat Ruenroeng (THA) | 5 | | | | | | | Tugstsogt Nyambayar (MGL) | Tugstsogt Nyambayar (MGL) | 2 |
| Misha Aloyan (RUS) | Misha Aloyan (RUS) | 7 | | | | | | |
| Misha Aloyan (RUS) | Misha Aloyan (RUS) | 7 | Misha Aloyan (RUS) | Misha Aloyan (RUS) | 7 | | | |
| | | | Tugstsogt Nyambayar (MGL) | Tugstsogt Nyambayar (MGL) | 8 | | | |
| Tugstsogt Nyambayar (MGL) | Tugstsogt Nyambayar (MGL) | 12 | Tugstsogt Nyambayar (MGL) | Tugstsogt Nyambayar (MGL) | 8 | | | |
| Vincenzo Picardi (ITA) | Vincenzo Picardi (ITA) | 7 | | | | | | |

### Top half
#### Section 1

| Round 2 | Round 2 | Round 2 | Round 3 | Round 3 | Round 3 | Quarterfinals | Quarterfinals | Quarterfinals |
| Yampier Hernández (CUB) | Yampier Hernández (CUB) | 14 | | | | | | |
| Alexandr Riscan (MDA) | Alexandr Riscan (MDA) | 2 | | | | | | |
| | | | Yampier Hernández (CUB) | Yampier Hernández (CUB) | 8 | | | |
| | | | Nguyen Hai Van (VIE) | Nguyen Hai Van (VIE) | 1 | | | |
| Nguyen Hai Van (VIE) | Nguyen Hai Van (VIE) | 11 | | | | | | |
| Benedict Telovae (SOL) | Benedict Telovae (SOL) | 2 | | | | | | |
| | | | | | | Yampier Hernández (CUB) | Yampier Hernández (CUB) | 2 |
| | | | | | | McWilliams Arroyo (PUR) | McWilliams Arroyo (PUR) | 6 |
| Norbert Kalucza (HUN) | Norbert Kalucza (HUN) | 20 | | | | | | |
| Merab Turkadze (GEO) | Merab Turkadze (GEO) | 15 | | | | | | |
| | | | Norbert Kalucza (HUN) | Norbert Kalucza (HUN) | | | | |
| | | | McWilliams Arroyo (PUR) | McWilliams Arroyo (PUR) | RSC | | | |
| Yoon Kyoung Min (KOR) | Yoon Kyoung Min (KOR) | | | | | | | |
| McWilliams Arroyo (PUR) | McWilliams Arroyo (PUR) | RSCH | | | | | | |

#### Section 2

| Round 1 | Round 1 | Round 1 | Round 2 | Round 2 | Round 2 | Round 3 | Round 3 | Round 3 | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | Khalid Saeed Yafai (ENG) | Khalid Saeed Yafai (ENG) | 13 | | | | | | |
| | | | Erdal Inanli (TUR) | Erdal Inanli (TUR) | 3 | | | | | | |
| | | | | | | Khalid Saeed Yafai (ENG) | Khalid Saeed Yafai (ENG) | 14 | | | |
| | | | | | | Olzhas Sattibayev (KAZ) | Olzhas Sattibayev (KAZ) | 5 | | | |
| | | | Olzhas Sattibayev (KAZ) | Olzhas Sattibayev (KAZ) | 13 | | | | | | |
| | | | Nordine Oubaali (FRA) | Nordine Oubaali (FRA) | 8 | | | | | | |
| | | | | | | | | | Khalid Saeed Yafai (ENG) | Khalid Saeed Yafai (ENG) | 3 |
| | | | | | | | | | Ronny Beblik (GER) | Ronny Beblik (GER) | 9 |
| | | | Ronny Beblik (GER) | Ronny Beblik (GER) | 14 | | | | | | |
| | | | Bato-Munko Vankeyeu (BLR) | Bato-Munko Vankeyeu (BLR) | 8 | | | | | | |
| | | | | | | Ronny Beblik (GER) | Ronny Beblik (GER) | 5 | | | |
| Oraz Avzalshoev (TJK) | Oraz Avzalshoev (TJK) | 7 | | | | Aleksander Aleksandrov (BUL) | Aleksander Aleksandrov (BUL) | 3 | | | |
| Muhammad Waseem (PAK) | Muhammad Waseem (PAK) | 13 | Muhammad Waseem (PAK) | Muhammad Waseem (PAK) | 0 | | | | | | |
| Aleksander Aleksandrov (BUL) | Aleksander Aleksandrov (BUL) | WO | Aleksander Aleksandrov (BUL) | Aleksander Aleksandrov (BUL) | 2 | | | | | | |
| Thomas Essomba (CMR) | Thomas Essomba (CMR) | | | | | | | | | | |

### Bottom half
#### Section 3

| Round 1 | Round 1 | Round 1 | Round 2 | Round 2 | Round 2 | Round 3 | Round 3 | Round 3 | Quarterfinals | Quarterfinals | Quarterfinals |
| Amnat Ruenroeng (THA) | Amnat Ruenroeng (THA) | 8 | | | | | | | | | |
| Artem Dalakian (UKR) | Artem Dalakian (UKR) | 6 | Amnat Ruenroeng (THA) | Amnat Ruenroeng (THA) | +5 | | | | | | |
| Juan Payano Pichardo (DOM) | Juan Payano Pichardo (DOM) | 21 | Juan Payano Pichardo (DOM) | Juan Payano Pichardo (DOM) | 5 | | | | | | |
| Francisco Torrijos Portillo (ESP) | Francisco Torrijos Portillo (ESP) | 6 | | | | Amnat Ruenroeng (THA) | Amnat Ruenroeng (THA) | 10 | | | |
| Anu Michael (NGR) | Anu Michael (NGR) | 11 | | | | Shahriyor Isakov (UZB) | Shahriyor Isakov (UZB) | 3 | | | |
| Benson Gicharu (KEN) | Benson Gicharu (KEN) | 10 | Anu Michael (NGR) | Anu Michael (NGR) | 2 | | | | | | |
| Shahriyor Isakov (UZB) | Shahriyor Isakov (UZB) | 18 | Shahriyor Isakov (UZB) | Shahriyor Isakov (UZB) | 17 | | | | | | |
| Luis Caycho Davila (PER) | Luis Caycho Davila (PER) | 9 | | | | | | | Amnat Ruenroeng (THA) | Amnat Ruenroeng (THA) | 5 |
| Azat Usenaliev (KGZ) | Azat Usenaliev (KGZ) | 9 | | | | | | | Misha Aloyan (RUS) | Misha Aloyan (RUS) | 7 |
| Derenik Gizhlaryan (ARM) | Derenik Gizhlaryan (ARM) | 11 | Derenik Gizhlaryan (ARM) | Derenik Gizhlaryan (ARM) | 5 | | | | | | |
| Yaya Runanga (BDI) | Yaya Runanga (BDI) | 2 | Misha Aloyan (RUS) | Misha Aloyan (RUS) | 11 | | | | | | |
| Misha Aloyan (RUS) | Misha Aloyan (RUS) | 25 | | | | Misha Aloyan (RUS) | Misha Aloyan (RUS) | 7 | | | |
| Yang Tsung Ju (TPE) | Yang Tsung Ju (TPE) | 3 | | | | Eddie Valenzuela (GUA) | Eddie Valenzuela (GUA) | 1 | | | |
| Eddie Valenzuela (GUA) | Eddie Valenzuela (GUA) | 17 | Eddie Valenzuela (GUA) | Eddie Valenzuela (GUA) | 13 | | | | | | |
| Louie Byrd (USA) | Louie Byrd (USA) | 12 | Braulio Ávila (MEX) | Braulio Ávila (MEX) | 7 | | | | | | |
| Braulio Ávila (MEX) | Braulio Ávila (MEX) | 14 | | | | | | | | | |

#### Section 4

| Round 1 | Round 1 | Round 1 | Round 2 | Round 2 | Round 2 | Round 3 | Round 3 | Round 3 | Quarterfinals | Quarterfinals | Quarterfinals |
| Mumin Veli (MKD) | Mumin Veli (MKD) | 19 | | | | | | | | | |
| Julio Bria (INA) | Julio Bria (INA) | 9 | Mumin Veli (MKD) | Mumin Veli (MKD) | 9 | | | | | | |
| Manyo Plange (GHA) | Manyo Plange (GHA) | 5 | Declan Gerraghty (IRL) | Declan Gerraghty (IRL) | 11 | | | | | | |
| Declan Gerraghty (IRL) | Declan Gerraghty (IRL) | 12 | | | | Declan Gerraghty (IRL) | Declan Gerraghty (IRL) | 7 | | | |
| Wanniarchchi Manju Dinesh (SRI) | Wanniarchchi Manju Dinesh (SRI) | 5 | | | | Tugstsogt Nyambayar (MGL) | Tugstsogt Nyambayar (MGL) | 17 | | | |
| Peter Senky (SVK) | Peter Senky (SVK) | 13 | Peter Senky (SVK) | Peter Senky (SVK) | 7 | | | | | | |
| Suranjoy Mayengbam (IND) | Suranjoy Mayengbam (IND) | 10 | Tugstsogt Nyambayar (MGL) | Tugstsogt Nyambayar (MGL) | 12 | | | | | | |
| Tugstsogt Nyambayar (MGL) | Tugstsogt Nyambayar (MGL) | +10 | | | | | | | Tugstsogt Nyambayar (MGL) | Tugstsogt Nyambayar (MGL) | 12 |
| Oscar Negrete (COL) | Oscar Negrete (COL) | 19 | | | | | | | Vincenzo Picardi (ITA) | Vincenzo Picardi (ITA) | 7 |
| Koffi Yoboue (CIV) | Koffi Yoboue (CIV) | 0 | Oscar Negrete (COL) | Oscar Negrete (COL) | 9 | | | | | | |
| Hiroyuki Misu (JPN) | Hiroyuki Misu (JPN) | 2 | Li Chao (CHN) | Li Chao (CHN) | 20 | | | | | | |
| Li Chao (CHN) | Li Chao (CHN) | 18 | | | | Li Chao (CHN) | Li Chao (CHN) | 5 | | | |
| Andrew Moloney (AUS) | Andrew Moloney (AUS) | 4 | | | | Vincenzo Picardi (ITA) | Vincenzo Picardi (ITA) | 11 | | | |
| Fernando Martínez (ARG) | Fernando Martínez (ARG) | 21 | Fernando Martínez (ARG) | Fernando Martínez (ARG) | 8 | | | | | | |
| Nihat Seyidov (AZE) | Nihat Seyidov (AZE) | 2 | Vincenzo Picardi (ITA) | Vincenzo Picardi (ITA) | 17 | | | | | | |
| Vincenzo Picardi (ITA) | Vincenzo Picardi (ITA) | 17 | | | | | | | | | |