Valiyaveetil Diju

Diju started his Olympic campaign pairing Jwala Gutta in mixed doubles. However they lost their opening match 16–21, 12–21 in just 25 minutes at the Wembley Arena in London.

Government of Kerala announced him as the recipient of G.V. Raja awards for 2012–13.

In 2011, Diju and Gutta reached the quarter-finals or better at three tournaments including two Super Series Premieres events at Denmark Open and China Masters where they reached the semi-finals, their first since 2009. They beat second seeded Chinese pair of Tao Jiaming and Tian Qing in the first round 5–21, 21–14, 21–18.

In 2010, Diju won the silver medal in Commonwealth Games in the mixed team event. He participated at the Asian Games in Guangzhou. Diju and Gutta pair reached the quarter-finals of the World Championships for the second consecutive year beaten by Koreans Ko Sung-hyun and Ha Jung-eun 21–16, 21–19 having beaten the English pair of Chris Adcock and Gabrielle White and Malaysians Goh Liu Ying and Chan Peng Soon in straight games and overcoming Chayut Triyachart and Yao Lei from Singapore in the pre-quarters in three games. The pair also won the 2010 India Open Grand Prix Gold for their second Grand Prix Gold title beating Triyachart and Lei in three games.

In August 2009, the Diju-Gutta mixed doubles pair became the first Indians to enter the quarterfinals of World Championship. The Championships was held at Hyderabad, India. The duo, seeded 8th, got a bye in the first round followed by a walkover in the second. In the third round they defeated 12th seed polish pair of Robert Mateusiak and Nadiezda Kostiuczyk 21–11, 22–20 in a 31-minute clash. In the quarter-final they went down to defending champions and second seeds Nova Widianto and Lilyana Natsir of Indonesia. The Indian pair was beaten 16–21, 14–21 in 27 minutes.

On 30 August 2009, Diju partnering Jwala Gutta became the first Indian badminton mixed doubles pair to win a Grand Prix Gold title. They defeated Indonesia’s Hendra Aprida Gunawan and Vita Marissa 24–22, 21–18 in the Chinese Taipei Open final. In the quarter-final, the world No. 7 pair and third seed in the tournament, defeated South Korean pair Shin Baek-cheol and Yoo Hyun-young and in the semi-final Diju and Gutta prevailed over Malaysians Goh Liu Ying and Chan Peng Soon 21–11, 17–21, 24–22.

In December 2009, Diju and his doubles partner Gutta reached the World Superseries Masters final in Johor Bahru, Malaysia. They beat Robert Mateusiak and Nadieżda Kostiuczyk of Poland in straight-games 21–19, 21–11. In the final the Indian pair went down to World Championship bronze medalists Joachim Fischer Nielsen and Christinna Pedersen 14–21, 18–21.

Diju started his International career by representing India for Asian junior badminton championship held at Hong Kong in 1997. In 2002, he and Sanave Thomas won the men's doubles title at the Indian National Championships by defeating Jaseel P. Ismail and Jaison Xavier in four games. He won the 2008 Bitburger Open in Germany along with Jwala Gutta. It was India's first mixed-doubles Grand Prix win. Diju is a five-time National mixed-doubles champion. In 2006, he won the mixed team bronze medal in Commonwealth Games at Melbourne. Diju-Gutta pair was runner-up at Indian Open held at Hyderabad in 2009. They lost to Indonesian Flandy Limpele and Vita Marissa in the final.

Valiyaveetil Diju (Malayalam: വലിയവീട്ടില്‍ ദിജു ; born 4 January 1981), also known as V. Diju, is an Indian badminton player from Kozhikode, Kerala. He clinched six National Championships title, once in the men's doubles and five times in the mixed doubles. He represented India in the 2012 London Olympics, became the first Indian player to participate at the Olympics in the mixed doubles alongside Jwala Gutta. He is the winner of Arjuna Award 2014, given by the Ministry of Youth Affairs and Sports, government of India to recognize his outstanding achievement in National sports. He is also the winner of G. V. Raja awards, which is the highest government-level recognition for sports persons in Kerala. He is winner of Jimmy George award 2014. He is also winner of Vivekanandha sports excellence award 2014. He won the Youth excellence award also in 2014.He is the only mixed doubles player from India to reach top 10 in the world badminton ranking(BWF) .His highest ranking is number 6th in world ranking.

Diju was born at Ramanattukara, in the Calicut district to Karunakaran and Lalitha on 4 January 1981. He did his schooling in Govt. Model Boys School, Thrissur. He completed his graduation from Farook College, Calicut. Diju is currently working as Manager in ONGC, Chennai. He is married to Dr. Soumya on 16 September 2012. Diju and Soumya have a son Ivaan, who born 16 February 2017. Diju has an elder brother Dinu.