# Alfian Eko Prasetya

Alfian Eko Prasetya (born 4 August 1994) 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.

## Achievements
### BWF World Junior Championships

Mixed doubles
| Year | Venue | Partner | Opponent | Score | Result |
| 2011 | Taoyuan Arena, Taoyuan City, Taipei, Taiwan | Gloria Emanuelle Widjaja | Ronald Alexander Tiara Rosalia Nuraidah | 12–21, 21–17, 25–23 | Gold |
| 2012 | Chiba Port Arena, Chiba, Japan | Shella Devi Aulia | Edi Subaktiar Melati Daeva Oktavianti | 17–21, 13–21 | Silver |

### Asian Junior Championships

Boys' doubles
| Year | Venue | Partner | Opponent | Score | Result |
| 2012 | Gimcheon Indoor Stadium, Gimcheon, South Korea | Kevin Sanjaya Sukamuljo | Wang Chi-lin Wu Hsiao-lin | 20–22, 13–21 | Bronze |

### BWF World Tour (1 title, 2 runners-up)

The BWF World Tour, which was announced on 19 March 2017 and implemented in 2018, is a series of elite badminton tournaments sanctioned by the Badminton World Federation (BWF). The BWF World Tour is divided into levels of World Tour Finals, Super 1000, Super 750, Super 500, Super 300 (part of the HSBC World Tour), and the BWF Tour Super 100.
Mixed doubles
| Year | Tournament | Level | Partner | Opponent | Score | Result |
| 2018 | Akita Masters | Super 100 | Angelica Wiratama | Kohei Gondo Ayane Kurihara | 9–21, 23–21, 17–21 | Runner-up |
| 2018 | Vietnam Open | Super 100 | Marsheilla Gischa Islami | Nipitphon Phuangphuapet Savitree Amitrapai | 21–13, 18–21, 19–21 | Runner-up |
| 2018 | Chinese Taipei Open | Super 300 | Marsheilla Gischa Islami | Yang Po-hsuan Wu Ti-jung | 21–15, 21–11 | Winner |

### BWF Grand Prix (2 titles, 3 runners-up)

The BWF Grand Prix had two levels, the Grand Prix and Grand Prix Gold. It was a series of badminton tournaments sanctioned by the Badminton World Federation (BWF) and played between 2007 and 2017.
Mixed doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 2014 | New Zealand Open | Annisa Saufika | Edi Subaktiar Melati Daeva Oktavianti | 21–18, 17–21, 21–12 | Winner |
| 2014 | Chinese Taipei Open | Annisa Saufika | Liu Yuchen Yu Xiaohan | 12–21, 14–21 | Runner-up |
| 2014 | Bitburger Open | Annisa Saufika | Zheng Siwei Chen Qingchen | 11–21, 13–21 | Runner-up |
| 2016 | Vietnam Open | Annisa Saufika | Tan Kian Meng Lai Pei Jing | 16–21, 12–21 | Runner-up |
| 2017 | Vietnam Open | Melati Daeva Oktavianti | Riky Widianto Masita Mahmudin | 21–14, 21–14 | Winner |
    BWF Grand Prix Gold tournament
    BWF Grand Prix tournament

### BWF International Challenge/Series (5 titles, 3 runners-up)

Men's doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 2013 | Maldives International | Arya Maulana Aldiartama | Tien Tzu-chieh Wang Chi-lin | 15–21, 17–21 | Runner-up |
| 2013 | Malaysia International | Selvanus Geh | Chooi Kah Ming Teo Ee Yi | 21–15, 21–13 | Winner |
| 2022 | Indonesia International | Ade Yusuf Santoso | Reinard Dhanriano Kenas Adi Haryanto | 21–16, 18–21, 21–16 | Winner |
| 2023 | Vietnam International | Ade Yusuf Santoso | Jin Yong Na Sung-seung | 8–21, 6–21 | Runner-up |
Mixed doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 2012 | India International | Gloria Emanuelle Widjaja | Irfan Fadhilah Weni Anggraini | 16–21, 19–21 | Runner-up |
| 2013 | Malaysia International | Shendy Puspa Irawati | Wang Chi-lin Wu Ti-jung | 21–15, 21–16 | Winner |
| 2014 | Vietnam International | Annisa Saufika | Fernando Kurniawan Poon Lok Yan | 14–21, 17–21 | Winner |
| 2018 | Finnish Open | Marsheilla Gischa Islami | Akbar Bintang Cahyono Winny Oktavina Kandow | 21–18, 21–16 | Winner |
    BWF International Challenge tournament
    BWF International Series tournament

## Performance timeline
### Key

| W | F | SF | QF | #R | RR | Q# | A | G | S | B | NH | N/A | DNQ |

### National team

* Junior level
| Team events | 2011 | 2012 |
| Asian Junior Championships | A | QF |
| World Junior Championships | 7th | 4th |
* Senior level
| Team event | 2017 | 2018 | 2019 |
| Asia Mixed Team Championships | QF | NH | B |

### Individual competitions
#### Junior level

* Boys' doubles
| Events | 2011 | 2012 |
| Asian Junior Championships | A | B |
| World Junior Championships | 3R | A |
* Mixed doubles
| Events | 2011 | 2012 |
| Asian Junior Championships | A | 3R |
| World Junior Championships | G | S |

#### Senior level
##### Men's doubles

| Tournament | BWF Superseries / Grand Prix | BWF Superseries / Grand Prix | BWF Superseries / Grand Prix | BWF Superseries / Grand Prix | BWF World Tour | BWF World Tour | BWF World Tour | BWF World Tour | BWF World Tour | Best |
| Tournament | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | Best |
| Vietnam Open | SF | A | A | A | A | A | NH | NH | A | SF ('14) |
| Indonesia Masters Super 100 | NA | NA | NA | NA | A | A | NH | NH | QF | QF ('22) |
| Year-end ranking | 209 | — | — | — | — | — | — | — | | 156 |

##### Mixed doubles

| Event | 2017 | 2018 | 2019 |
| Asian Championships | 1R | A | 1R |
| Tournament | BWF Superseries / Grand Prix | BWF Superseries / Grand Prix | BWF Superseries / Grand Prix | BWF Superseries / Grand Prix | BWF Superseries / Grand Prix | BWF Superseries / Grand Prix | BWF World Tour | BWF World Tour | BWF World Tour | BWF World Tour | BWF World Tour | Best |
| Tournament | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | Best |
| Syed Modi International | A | NH | A | A | A | A | SF | A | NH | NH | A | SF ('18) |
| Spain Masters | NH | NH | NH | NH | NH | NH | A | 1R | A | A | NH | 1R ('19) |
| German Open | A | A | 1R | A | A | A | A | 2R | NH | NH | A | 2R ('19) |
| All England Open | A | A | A | A | A | 1R | A | 1R | A | A | A | 1R ('17, '19) |
| Swiss Open | A | A | A | A | A | 1R | A | A | NH | A | A | 1R ('17) |
| Orléans Masters | NA | NA | NA | NA | NA | NA | SF | A | NH | A | A | SF ('18) |
| Korea Masters | 2R | A | A | 1R | A | QF | 1R | A | NH | NH | A | QF ('17) |
| Thailand Open | 1R | A | NH | A | 1R | A | A | 2R | A | NH | A | 2R ('19) |
| Indonesia Masters | QF | 2R | QF | QF | A | NH | A | 1R | 2R | 1R | A | QF ('12, '14, '15) |
| Indonesia Open | 1R | Q1 | 1R | 1R | QF | 2R | A | 1R | NH | A | A | QF ('16) |
| Malaysia Open | A | A | A | A | A | 1R | A | 1R | NH | NH | A | 1R ('17, '19) |
| Malaysia Masters | 2R | 1R | A | 1R | A | A | A | 1R | Q1 | NH | A | 2R ('12) |
| Singapore Open | A | A | A | A | A | 1R | A | 1R | NH | NH | A | 1R ('17, '19) |
| Chinese Taipei Open | | QF | F | 2R | 2R | A | W | 1R | NH | NH | A | W ('18) |
| Akita Masters | NA | NA | NA | NA | NA | NA | F | A | NH | NH | NH | F ('18) |
| Vietnam Open | A | A | QF | QF | F | W | F | A | NH | NH | A | W ('17) |
| Indonesia Masters Super 100 | NA | NA | NA | NA | NA | NA | 1R | SF | NH | NH | 2R | SF ('19) |
| French Open | A | A | 2R | A | 1R | A | A | A | NH | A | A | 2R ('14) |
| Bitburger Open | A | A | F | A | 1R | A | A | A | A | A | A | F ('14) |
| Macau Open | 1R | A | A | 1R | QF | 2R | QF | A | NH | NH | NH | QF ('16, '18) |
| Hong Kong Open | A | A | A | A | 1R | 2R | A | A | NH | NH | NH | 2R ('17) |
| New Zealand Open | NH | A | W | 1R | 2R | A | A | A | NH | NH | NH | W ('14) |
| China Masters | A | A | A | A | 1R | A | A | A | NH | NH | NH | 1R ('16) |
| Chinese Taipei Masters | NH | NH | NH | 2R | A | NH | NH | NH | NH | NH | NH | 2R ('15) |
| Thailand Masters | NH | NH | NH | NH | 1R | SF | A | QF | Q1 | NH | NH | SF ('17) |
| Year-end ranking | 50 | 101 | 22 | 66 | 28 | 62 | 40 | 50 | 81 | 105 | | 18 |
| Tournament | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | Best |

## Record against selected opponents

Mixed doubles results with Annisa Saufika against World Superseries finalists, World Championship semi-finalists, and Olympic quarter-finalists.
* Xu Chen & Ma Jin 0–2
* Michael Fuchs & Birgit Michels 1–0
* Riky Widianto & Richi Puspita Dili 0–1