Zheng Siwei

Zheng Siwei (born 26 February 1997) is a Chinese badminton player specializing in doubles. Zheng is a three-time World Champion and two-time Asian Games gold medalist in the mixed doubles with his current partner Huang Yaqiong. He also helped the national team clinch the 2018 Thomas and 2019 Sudirman Cup.

Zheng joined the national team in 2013, and excelled in the junior events, collecting four gold medals, a silver and a bronze at the World Junior Championships, also six golds and a silver at the Asian Junior Championships from 2013 to 2015. He also participated in the senior event, winning doubles titles in New Zealand and Brasil Open. For his achievements in 2015, the BWF awarded him the Eddy Choong Most Promising Player of the Year.

Zheng achieved his breakthrough in 2016 by achieving the world number 1 ranking in mixed doubles partnering with Chen Qingchen in December 2016. He and Chen reached thirteen Superseries finals, won the year-end tournament Dubai World Superseries Finals in 2016 and 2017, and the silver medal at the 2017 World Championships. He forged a new mixed doubles pairing with Huang Yaqiong in November 2017, started their partnership by winning the China, Hong Kong and Macau Open in consecutive weeks. He again ascended to the mixed doubles world number 1 ranking on 9 August 2018, with the achievement of seven 2018 World Tour titles, and gold medals at the World Championships and Asian Games.

2021
Zheng and his partner Huang Yaqiong competed at the 2020 Summer Olympics as the top seeds. They won a silver medal after being defeated by their compatriots Wang Yilyu and Huang Dongping in the final in a close rubber game.

2022
Zheng participated in the German Open, but with a new partner, Zhang Shuxian, in which they were knocked out in the first round by Jones Ralfy Jansen and Linda Efler. However, he reunited with Huang Yaqiong at the All England Open, which was held a week later. They reached the semifinals, where they were defeated by their compatriots Wang Yilyu and Huang Dongping once again, in three games.

In April, Zheng and Huang participated in the Asia Championships for the third time. They were crowned as the champions, avenging their defeat in the Tokyo Olympics against Wang Yilyu and Huang Dongping in the final without dropping a game in the whole tournament.

From May to July, Zheng and Huang won 5 consecutive World Tour titles at the Thailand Open, Indonesia Masters, Indonesia Open, Malaysia Open and Malaysia Masters back to back. The pair topped the world rankings again after winning the Indonesia Open.

In August, competing as the top seed in the World Championships, Zheng and Huang got their third gold medal of this event in their career by beating Yuta Watanabe and Arisa Higashino, who were fighting in home soil, in two straight games.

Despite losing to Watanabe and Higashino a week later in the semifinals of Japan Open, Zheng and Huang proceeded to triumph in two Super 750 events, Denmark Open and French Open in two three-game thrillers, against compatriots Feng/Huang and the Dutch pair Tabeling/Piek respectively. As a result they finished 1st in the Race to World Tour Finals ranking.

They finished the year with their 10th gold of the year in the World Tour Finals by beating No.2 seed Dechapol Puavaranukroh and Sapsiree Taerattanachai 21–19, 18–21, 21–13.

2023
Zheng and Huang competed as top seeds and three-time defending champions in the Malaysia Open at the start of the year. They defended their title without dropping a set throughout the tournament. However, a week later they lost in the semi-finals in the India Open to Yuta Watanabe and Arisa Higashino. In March, the pair of Zheng and Huang participated in the All England Open and were crowned champions for the second time in their career as a pair by beating the Korean pair Seo Seung-jae and Chae Yoo-jung. At the end of April, Zheng and Huang participated in the Asian Championships as defending champions, and finished with a silver medal after losing to their younger compatriots Jiang Zhenbang and Wei Yaxin. In May, the pair then helped the Chinese team to lift the Sudirman Cup trophy by winning all 4 matches they played. In June, after losing to Kim Won-ho and Jeong Na-eun in the quarterfinals in Singapore, The pair won their third Super 1000 title of the season in the Indonesia Open, defeating Watanabe and Higashino in straight games in the final.

In August, Zheng and Huang entered the World Championships as the top seeds and defending champions. Zheng reached his fifth final without dropping a single game, but the duo lost to Seo Seung-jae and Chae Yoo-jung, a pair they never lost to in 9 meetings, in three close games. In October, Zheng and Huang, who were 2018 champions, successfully defended their title they won 5 years ago at the 2022 Asian Games, avenging their defeat to Seo and Chae in the semi-finals and defeating Watanabe and Higashino in the final in straight games. In December, Zheng achieved the honour of being the first shuttler ever to secure five mixed doubles titles at the World Tour Finals when he with his partner Huang Yaqiong defeated Feng Yanzhe and Huang Dongping. In the semi-finals, it was a masterclass display as they steamrolled reigning world champions Seo and Chae.

Olympic Games
Mixed doubles

World Championships
Mixed doubles

Asian Games
Mixed doubles

Asian Championships
Mixed doubles

World Junior Championships
Boys' doubles

Mixed doubles

Asian Junior Championships
Boys' doubles

Mixed doubles

BWF World Tour (32 titles, 8 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, and the BWF Tour Super 100.

Mixed doubles

Zheng, along with his partner Huang Yaqiong, made history as they were the first player/pair to achieve a calendar year grand slam in Super 750 events (2018) and Super 1000 events (2019).

BWF Superseries (8 titles, 8 runners-up)
The BWF Superseries, which was launched on 14 December 2006 and implemented in 2007, is a series of elite badminton tournaments, sanctioned by the Badminton World Federation (BWF). BWF Superseries levels are Superseries and Superseries Premier. A season of Superseries consists of twelve tournaments around the world that have been introduced since 2011. Successful players are invited to the Superseries Finals, which are held at the end of each year.

Men's doubles

Mixed doubles
 * BWF Superseries Finals tournament
 * BWF Superseries Premier tournament
 * BWF Superseries tournament

BWF Grand Prix (10 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.

Men's doubles

Mixed doubles
 * BWF Grand Prix Gold tournament
 * BWF Grand Prix tournament

BWF International Challenge/Series (1 title)
Mixed doubles
 * BWF International Challenge tournament
 * BWF International Series tournament

National team

 * Junior level


 * Senior level

Junior level

 * Boys' singles
 * Boys' doubles
 * Mixed doubles