Carolina María Marín Martín (born 15 June 1993) is a professional badminton player from Spain.
 She is the Olympic Champion, two time World Champion, three time European Champion and the former World No.1 in BWF rankings for the badminton women's singles.
 Carolina Marin is currently ranked No. 4 in the World by Badminton World Federation.
 She became the World Champion in women's singles two times in a row in 2014 and 2015.
 She won her first Olympics gold medal in women's singles at the 2016 Rio Olympics after defeating P. V. Sindhu of India.
Son Wan-ho (Hangul: 손완호; ] or ] ] ; born 17 May 1988) is a South Korean badminton player.
 He competed in the singles event at the 2012 Summer Olympics.
 He competed at the 2016 Rio Olympics,but was defeated by Chen Long from China in quarter-finals.
 He plays primarily defensively, and began playing badminton after a teacher suggested it to him in elementary school.
 He holds a bachelor's degree from Inha University in Incheon, South Korea.
 In 2017, he helped the Korean national team to reach the final at the Sudirman Cup and won that tournament.
Ayaka Takahashi (高橋 礼華 , Takahashi Ayaka , born 19 April 1990) is a Japanese female badminton player who is a doubles specialist.
 She is known as the partner of Misaki Matsutomo.
 Together they claimed Japan's first ever Olympic badminton gold medal at the 2016 Rio Olympics in the women's doubles event.
Goh V Shem (; born Goh Wei Shem, 20 May 1989) is a Malaysian professional badminton player in the doubles event.
 He is partnered with Tan Wee Kiong, a good front court and net player after their outstanding performance in the 2014 Thomas Cup champaign.
 Together, Goh and Tan won the gold medal for men's doubles and all their matches in the mixed team competition, helping Malaysian team to retain gold medal for the third consecutive time in the mixed team event at the 2014 Commonwealth Games.
 They also won the bronze medal at the 2014 Asian Games and the silver medal at the 2016 Rio Olympics, thus making them the second Malaysian men's doubles pair to win the silver medal at the Olympics Games 20 years after the achievement by Cheah Soon Kit and Yap Kim Hock in Atlanta in 1996.
The Lee–Lin rivalry is between two legendary badminton players, Datuk Wira Lee Chong Wei of Malaysia and Lin Dan of China.
 The rivalry is considered to be one of, if not, the greatest rivalry in badminton history.
 More often than not, the dominance of the two legendary shuttlers have been compared to that of tennis greats Roger Federer and Rafael Nadal in tennis.
 They have played a total of 38 times, and Lin Dan leads their rivalry 26–12.
 Lee Chong Wei and Lin Dan are by far the two of the most dominant players across three generations and many regard Lin Dan and Lee Chong Wei as the 2 greatest badminton players of all time.
 In their homeland, each hold a military rank, with Lee a Commander (Honorary) of the Royal Malaysian Navy Volunteer Reserve Unit and Lin a retired Lieutenant-Colonel in the People's Liberation Army having being promoted from the ranks of Lieutenant-Commander and Major respectively, meaning they have the same seniority in terms of military rank.
 They have contested in many major tournament finals and are currently the only two badminton singles players who have contested in two Olympic finals where Lin Dan won both of the time.
 They have also contested two BWF World Championships finals and one Asian Games final where all matches were very close hard fought 3 setters and won by Lin Dan.
 There 2011 World Badminton Championship match widely touted as one of the greatest badminton matches of all the time.
 In the semi-finals of the 2016 Rio Olympics, most possibly the last Olympic Games of both athletes' careers, Lee Chong Wei won against Lin Dan, for the first time on the Olympic stage, making Lee the second shuttler in any discipline of the sport in history to reach 3 consecutive finals after Fu Haifeng who had achieved the feat a few hours earlier in the men doubles.
 The two players exchanged a special moment in their rivalry and exchanged shirts as they exited the court.
 The 2016 Rio Games marks an end in the badminton era dominated by Lee and Lin.
 Nevertheless, the pair are good friends off court, having invited one another to each other's wedding and sharing a mutual love for fast cars and watches.
 Among the cars that Lee owns include a crystal grey Bentley Continental GT, a white Audi R8, a white Ferrari F430, a grey Nissan Skyline GTR, Range Rover Evoque, yellow Lamborghini Aventador and a BMW X6 besides the cars given to him by national automaker Proton.
 Lin, on the other hand, has a Porsche Panamera, a grey Aston Martin DBS and also a black Nissan Skyline GTR among his vast collection of supercars.
Pusarla Venkata Sindhu (born 5 July 1995) is an Indian professional badminton player, who is currently world no 2 in the BWF World Ranking.
 At the 2016 Summer Olympics, she became the first Indian woman to win an Olympic silver medal.
 She is one of the two Indian badminton players to ever win an Olympic medal – other being Saina Nehwal.
 She was also a silver medalist at the 2017 BWF World Championships and, in 2017, became first Indian ever to win Korea Open Super Series.
Vivian Hoo Kah Mun (; born 19 March 1990 in Kuala Lumpur) is a badminton player from Malaysia.
 Her current badminton partner is Woon Khe Wei, with whom she has reach top 10 women's doubles player.
 Being a regular women's doubles player, Hoo and her partner, Woon Khe Wei, won gold in the 2014 Commonwealth Games in Glasgow.
 They also reached the quarter-finals of the 2016 Rio Olympics.
Janice Woon Khe Wei (born 18 March 1989) is a Malaysian professional badminton player in the doubles event.
 Her current partner is Vivian Hoo Kah Mun.
 Together, they have ranked as high as No. 9 worldwide.
 Being a regular women's doubles player in super series tournament, Woon has achieved success with Hoo.
 They won a gold medal at 2014 Commonwealth Games in Glasgow and they also reached the quarterfinals in the 2016 Rio Olympics.
Chan Peng Soon (born 27 April 1988) is a Malaysian professional badminton player specialised in the mixed doubles event.
 He is best known for his partnership with Goh Liu Ying where they have been consistently ranked among the top 10 mixed doubles pair in the world.
 Chan and Goh reached their career high ranking of world No. 3 in 2013 and won the silver medal at the 2016 Rio Olympics.
Tan Wee Kiong (born 21 May 1989) is a Malaysian professional badminton player in the doubles event.
 He began partnership with his current partner, Goh V Shem at the 2014 Thomas Cup.
 Together, Tan and Goh won the gold medal in the men's doubles and the mixed team event at the 2014 Commonwealth Games.
 They also won bronze at the 2014 Asian Games.
 In their Olympic debut at the 2016 Rio Olympics, they won the silver medal, becoming the first Malaysian pair to do so since 1996.
 In November 2016, they achieved a career-high ranking of world number 1.

Question: When was the Indian professional badminton player defeated by Carolina Marín in Olympics gold medal in women's singles at the 2016 Rio Olympics born? 
Answer: 5 July 1995