The Mixed doubles tournament of the 2012 BWF World Junior Championships was held from October 30 until November 3. Alfian Eko Prasetya and Gloria Emanuelle Widjaja were the defending champion.
Edi Subaktiar and Melati Daeva Oktavianti won the title after defeating the defending champion Alfian Eko Prasetya and his new partner Shella Devi Aulia 21–17, 21–13 in the final. It was the second straight years for Indonesia to make all-Indonesian final in the mixed doubles.
Quarterfinals | Semifinals | Final | ||||||||||||||||||
1 | Choi Sol-gyu Chae Yoo-jung | 17 | 13 | |||||||||||||||||
9/16 | Alfian Eko Prasetya Shella Devi Aulia | 21 | 21 | |||||||||||||||||
9/16 | Alfian Eko Prasetya Shella Devi Aulia | 12 | 21 | 21 | ||||||||||||||||
3/4 | Wang Yilu Huang Yaqiong | 21 | 19 | 12 | ||||||||||||||||
3/4 | Wang Yilu Huang Yaqiong | 21 | 21 | |||||||||||||||||
9/16 | Lee Chun Hei Yuen Sin Ying | 14 | 15 | |||||||||||||||||
9/16 | Alfian Eko Prasetya Shella Devi Aulia | 17 | 13 | |||||||||||||||||
2 | Edi Subaktiar Melati Daeva Oktavianti | 21 | 21 | |||||||||||||||||
9/16 | Putra Eka Rhoma Ni Ketut Mahadewi Istirani | 21 | 14 | |||||||||||||||||
3/4 | Liu Yuchen Chen Qingchen | 23 | 21 | |||||||||||||||||
3/4 | Liu Yuchen Chen Qingchen | 21 | 18 | 11 | ||||||||||||||||
2 | Edi Subaktiar Melati Daeva Oktavianti | 14 | 21 | 21 | ||||||||||||||||
5/8 | Jung Jae-wook Shin Seung-chan | 14 | 19 | |||||||||||||||||
2 | Edi Subaktiar Melati Daeva Oktavianti | 21 | 21 |
First round | Second round | Third round | Fourth round | ||||||||||||||||||||||||
1 | Choi S-g Chae Y-j | 21 | 26 | ||||||||||||||||||||||||
D Devadass Yap CW | 9 | 24 | |||||||||||||||||||||||||
1 | Choi S-g Chae Y-j | 21 | 21 | ||||||||||||||||||||||||
K Matsui S Hayata | 12 | 13 | |||||||||||||||||||||||||
K Matsui S Hayata | 21 | 21 | |||||||||||||||||||||||||
R Ng Yeo JM | 21 | 21 | R Ng Yeo JM | 14 | 16 | ||||||||||||||||||||||
B Goonathileka S Illangakoon | 16 | 9 | 1 | Choi S-g Chae Y-j | 21 | 21 | |||||||||||||||||||||
J Korhonen J Nyström | 15 | 15 | |||||||||||||||||||||||||
9/16 | M Lamsfuss F Volkmann | 21 | 21 | 17 | |||||||||||||||||||||||
J Korhonen J Nyström | 14 | 23 | 21 | ||||||||||||||||||||||||
J Korhonen J Nyström | 21 | 23 | |||||||||||||||||||||||||
A D'Souza C Tsai | 19 | 21 | 21 | A D'Souza C Tsai | 16 | 21 | |||||||||||||||||||||
G Sibayan K Salatan | 21 | 17 | 18 | A D'Souza C Tsai | 21 | 21 | |||||||||||||||||||||
C Chen V Kessler | 23 | 21 | C Chen V Kessler | 13 | 13 | ||||||||||||||||||||||
A Malan L de Wet | 21 | 17 |
First round | Second round | Third round | Fourth round | ||||||||||||||||||||||||
5/8 | K Antonsen L Kjaersfeldt | 21 | 21 | ||||||||||||||||||||||||
S Garev G Stoeva | 17 | 9 | |||||||||||||||||||||||||
5/8 | K Antonsen L Kjaersfeldt | 22 | 21 | ||||||||||||||||||||||||
P Chew I Wang | 20 | 7 | |||||||||||||||||||||||||
P Chew I Wang | 21 | 21 | |||||||||||||||||||||||||
S van den Broeck F Vandenhoucke | 21 | 21 | S van den Broeck F Vandenhoucke | 19 | 8 | ||||||||||||||||||||||
A Savatyugin M Pakina | 14 | 10 | 5/8 | K Antonsen L Kjaersfeldt | 12 | 18 | |||||||||||||||||||||
9/16 | A Prasetya S Aulia | 21 | 21 | ||||||||||||||||||||||||
9/16 | A Prasetya S Aulia | 21 | 21 | ||||||||||||||||||||||||
P Bowornwatanuwong L Narissapat | 17 | 14 | |||||||||||||||||||||||||
9/16 | A Prasetya S Aulia | 21 | 11 | 22 | |||||||||||||||||||||||
M Svetnicka M Svetnickova | 13 | 15 | Pei TY Huang DP | 18 | 21 | 20 | |||||||||||||||||||||
Hsueh A-t Shih Y-c | 21 | 21 | Hsueh A-t Shih Y-c | 10 | 8 | ||||||||||||||||||||||
Pham HN Pham NT | 12 | 12 | Pei TY Huang DP | 21 | 21 | ||||||||||||||||||||||
Pei TY Huang DP | 21 | 21 |
First round | Second round | Third round | Fourth round | ||||||||||||||||||||||||
3/4 | Wang YL Huang YQ | 21 | 21 | ||||||||||||||||||||||||
J Magee R Darragh | 3 | 11 | |||||||||||||||||||||||||
3/4 | Wang YL Huang YQ | 21 | 21 | ||||||||||||||||||||||||
R Muns M Sibbald | 13 | 7 | |||||||||||||||||||||||||
T Co A Leonardo | 16 | 15 | |||||||||||||||||||||||||
R Muns M Sibbald | 21 | 21 | R Muns M Sibbald | 21 | 21 | ||||||||||||||||||||||
B Appakhodjaev V Mushtakova | 9 | 8 | 3/4 | Wang YL Huang YQ | 21 | 21 | |||||||||||||||||||||
K Sukamuljo M Giovani | 15 | 8 | |||||||||||||||||||||||||
9/16 | T Wolfenden H Smith | 18 | 18 | ||||||||||||||||||||||||
Wang C-l Chen S-y | 21 | 21 | |||||||||||||||||||||||||
Wang C-l Chen S-y | 11 | 16 | |||||||||||||||||||||||||
M Byerly L Kaepplein | 21 | 13 | 20 | K Sukamuljo M Giovani | 21 | 21 | |||||||||||||||||||||
D Yao T Wang | 16 | 21 | 22 | D Yao T Wang | 20 | 13 | |||||||||||||||||||||
K Sukamuljo M Giovani | 21 | 21 | K Sukamuljo M Giovani | 22 | 21 | ||||||||||||||||||||||
V Kukulage Y Dayarathne | 10 | 13 |
First round | Second round | Third round | Fourth round | ||||||||||||||||||||||||
5/8 | Kim J-h Kim J-w | 18 | 21 | 21 | |||||||||||||||||||||||
H Thandarang M Jakkampudi | 21 | 15 | 17 | ||||||||||||||||||||||||
5/8 | Kim J-h Kim J-w | 21 | 21 | ||||||||||||||||||||||||
E Sesalan O Ozer | 11 | 19 | B Kersaudy A Tran | 14 | 16 | ||||||||||||||||||||||
T Hee E Chua | 21 | 21 | T Hee E Chua | 12 | 13 | ||||||||||||||||||||||
B Kersaudy A Tran | 21 | 21 | B Kersaudy A Tran | 21 | 21 | ||||||||||||||||||||||
A Mendrek I Zychova | 9 | 13 | 5/8 | Kim J-h Kim J-w | 11 | 19 | |||||||||||||||||||||
9/16 | Lee CH Yuen SY | 21 | 21 | ||||||||||||||||||||||||
9/16 | Lee CH Yuen SY | 21 | 21 | ||||||||||||||||||||||||
Chua KW J Choong | 6 | 19 | |||||||||||||||||||||||||
9/16 | Lee CH Yuen SY | 21 | 21 | ||||||||||||||||||||||||
Y Kobayashi A Sakuramoto | 21 | 18 | 21 | Y Kobayashi A Sakuramoto | 17 | 15 | |||||||||||||||||||||
G Martynenko E Kut | 8 | 21 | 12 | Y Kobayashi A Sakuramoto | 21 | 21 | |||||||||||||||||||||
A Selladurai J Guan | 12 | 16 | N Marcoen S van Wel | 6 | 16 | ||||||||||||||||||||||
N Marcoen S van Wel | 21 | 21 |
First round | Second round | Third round | Fourth round | ||||||||||||||||||||||||
Wu H-l Chen T-y | 21 | 21 | |||||||||||||||||||||||||
Chang TC Tsang WC | 17 | 14 | Wu H-l Chen T-y | 21 | 21 | ||||||||||||||||||||||
C Coetzer A Schoonees | 17 | 15 | S Koca E Yazgan | 18 | 13 | ||||||||||||||||||||||
S Koca E Yazgan | 21 | 21 | Wu H-l Chen T-y | 14 | 13 | ||||||||||||||||||||||
9/16 | P Rhoma N Istirani | 21 | 21 | ||||||||||||||||||||||||
N Osborne J Wu | 12 | 9 | |||||||||||||||||||||||||
9/16 | P Rhoma N Istirani | 21 | 21 | ||||||||||||||||||||||||
9/16 | P Rhoma N Istirani | 21 | 19 | 21 | |||||||||||||||||||||||
Kim J-h Lee S-h | 21 | 15 | 21 | 5/8 | Tan WG Chow MK | 16 | 21 | 9 | |||||||||||||||||||
F Roth J Karnott | 14 | 21 | 17 | Kim J-h Lee S-h | 21 | 22 | |||||||||||||||||||||
T Inoue A Yamaguchi | 21 | 21 | T Inoue A Yamaguchi | 11 | 20 | ||||||||||||||||||||||
A Bakhshullaev D Ahmedova | 6 | 3 | Kim J-h Lee S-h | 16 | 16 | ||||||||||||||||||||||
5/8 | Tan WG Chow MK | 21 | 21 | ||||||||||||||||||||||||
J Maio S Guerin | 18 | 18 | |||||||||||||||||||||||||
5/8 | Tan WG Chow MK | 21 | 21 |
First round | Second round | Third round | Fourth round | ||||||||||||||||||||||||
S Ravuri M Kukkapalli | 11 | 12 | |||||||||||||||||||||||||
J Dolan A Stephenson | 21 | 21 | J Dolan A Stephenson | 21 | 21 | ||||||||||||||||||||||
S Parsons J Moore | 21 | 19 | 17 | I Heino M Lindholm | 19 | 14 | |||||||||||||||||||||
I Heino M Lindholm | 18 | 21 | 21 | J Dolan A Stephenson | 12 | 13 | |||||||||||||||||||||
9/16 | R Tabeling M Halkema | 21 | 21 | ||||||||||||||||||||||||
Pham CC Nguyen TL | 14 | 14 | |||||||||||||||||||||||||
9/16 | R Tabeling M Halkema | 21 | 21 | ||||||||||||||||||||||||
9/16 | R Tabeling M Halkema | 14 | 22 | 13 | |||||||||||||||||||||||
W Cheung C Chen | 10 | 9 | 3/4 | Liu YC Chen QC | 21 | 20 | 21 | ||||||||||||||||||||
D Puavaranukroh P Supajirakul | 21 | 21 | D Puavaranukroh P Supajirakul | 21 | 21 | ||||||||||||||||||||||
D Delchev M Ivanova | 12 | 16 | |||||||||||||||||||||||||
D Puavaranukroh P Supajirakul | 21 | 19 | 8 | ||||||||||||||||||||||||
3/4 | Liu YC Chen QC | 15 | 21 | 21 | |||||||||||||||||||||||
A Morada M Caculitan | 6 | 11 | |||||||||||||||||||||||||
3/4 | Liu YC Chen QC | 21 | 21 |
First round | Second round | Third round | Fourth round | ||||||||||||||||||||||||
A Lane C Birch | 21 | 21 | |||||||||||||||||||||||||
A Shekhtman L Wen | 10 | 8 | A Lane C Birch | 17 | 15 | ||||||||||||||||||||||
A Zinukhov V Gushcha | wo | M Caljouw A Chen | 21 | 21 | |||||||||||||||||||||||
M Caljouw A Chen | M Caljouw A Chen | 13 | 22 | ||||||||||||||||||||||||
9/16 | A Zinchenko O Morozova | 21 | 24 | ||||||||||||||||||||||||
M Put I Lanckriet | 14 | 13 | |||||||||||||||||||||||||
9/16 | A Zinchenko O Morozova | 21 | 21 | ||||||||||||||||||||||||
9/16 | A Zinchenko O Morozova | 11 | 16 | ||||||||||||||||||||||||
Do TD Le TH | 21 | 21 | 5/8 | Jung J-w Shin S-c | 21 | 21 | |||||||||||||||||||||
S Angodavidanalage K Waduthantri | 9 | 6 | Do TD Le TH | 21 | 19 | 21 | |||||||||||||||||||||
D Philip E Khoo | 19 | 21 | 12 | ||||||||||||||||||||||||
Do TD Le TH | 12 | 22 | 14 | ||||||||||||||||||||||||
5/8 | Jung J-w Shin S-c | 21 | 20 | 21 | |||||||||||||||||||||||
S Serasinghe G Somerville | 10 | 16 | |||||||||||||||||||||||||
5/8 | Jung J-w Shin S-c | 21 | 21 |
First round | Second round | Third round | Fourth round | ||||||||||||||||||||||||
Tsai C-y Chang C-h | 21 | 21 | |||||||||||||||||||||||||
R Naidoo D Botha | 17 | 7 | Tsai C-y Chang C-h | 18 | 21 | 11 | |||||||||||||||||||||
E Ceylan N Yiğit | 13 | 13 | Tang CM Ng WY | 21 | 18 | 21 | |||||||||||||||||||||
Tang CM Ng WY | 21 | 21 | Tang CM Ng WY | 21 | 21 | ||||||||||||||||||||||
9/16 | J Janacek L Cerna | 18 | 16 | ||||||||||||||||||||||||
K Koljonen A Paavola | wo | ||||||||||||||||||||||||||
9/16 | J Janacek L Cerna | ||||||||||||||||||||||||||
Tang CM Ng WY | 14 | 19 | |||||||||||||||||||||||||
V Shishkov M Mitsova | 12 | 18 | 2 | E Subaktiar M Oktavianti | 21 | 21 | |||||||||||||||||||||
M Ishak Chong FJ | 21 | 21 | M Ishak Chong FJ | 21 | 21 | ||||||||||||||||||||||
G Raju P Ram | 18 | 15 | |||||||||||||||||||||||||
M Ishak Chong FJ | 13 | 9 | |||||||||||||||||||||||||
2 | E Subaktiar M Oktavianti | 21 | 21 | ||||||||||||||||||||||||
K Miura A Watanabe | 21 | 18 | |||||||||||||||||||||||||
2 | E Subaktiar M Oktavianti | 23 | 21 |
The Girls doubles tournament of the 2012 BWF World Junior Championships was held from October 30 until November 3. Lee So-hee and Shin Seung-chan from South Korea were the defending champion. This year, they defend their title after beating Chinese pair Huang Yaqiong and Yu Xiaohan 21-14, 18-21, 21-18 in the final.
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Gloria Emanuelle Widjaja is an Indonesian badminton player affiliated with PB Djarum since 2007. She was the 2011 Indonesia National and World Junior Champions in the mixed doubles event. For her achievements, Widjaja was awarded as the best Djarum player of the year. She won her first senior international title in 2014 Macau Open Grand Prix Gold.
Alfian Eko Prasetya is an Indonesian badminton player specializes in doubles, affiliated with Jaya Raya Jakarta badminton club. He was the mixed doubles gold medalist at the 2011 BWF World Junior Championships partnered with Gloria Emanuelle Widjaja. He won his first Grand Prix title at the 2014 New Zealand Open with Annisa Saufika.
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Melati Daeva Oktavianti is an Indonesian doubles specialist badminton player affiliated with Djarum club since 2008. She was the 2019 SEA Games gold medalist in the mixed doubles with Praveen Jordan, and 2012 World Junior mixed doubles champion partnered with Edi Subaktiar. Oktavianti and Subaktiar partnership were also a former world junior number 1.
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