She became the first Indian woman to reach the semi finals of All England before losing to eventual champion Tine Rasmussen.
Top seeded Nehwal reached the semifinals of Asian Championships, losing out to unseeded eventual champion Li Xuerui of China, settling for bronze medal.
Her coach Pullela Gopichand advised her not exert too much pressure on herself due to the overwhelming home crowd support.

Nehwal won the 2010 India Open Grand Prix Gold, beating Wong Mew Choo of Malaysia in the final and thus justifying her billing as top seed in the tournament.
Nehwal, again seeded no.1, won the Singapore Open Super Series 2010, by beating qualifier Tai Tzu-Ying of Chinese Taipei in the final of the Singapore Open 21–18, 21–15 having defeated World Champion Lu Lan earlier in the semifinal.
Nehwal reached a career high of world no.
3 in the women's singles badminton world rankings on 24 June 2010.

She defended her Indonesia Open title in three tough games against Sayaka Sato, 21–19, 13–21, 21–11.
This was her third super series title and her third successive title following wins at Indian open & Singapore Super series.
On 15 July 2010, with 64791.26 points, Nehwal reached a career high world ranking of No.
2 only behind Wang Yihan of China.
2nd seed Nehwal, a tournament favourite, crashed out of the 2010 BWF World Championships in Paris after losing to 4th ranked Chinese Wang Shixian in straight sets 8–21, 14–21.

As on 27 September 2010, Nehwal dropped to No.
7 ranking after giving a miss to 2010 China Masters Super Series and 2010 Japan Super Series due to her preparation for the 2010 Commonwealth Games.

Top seed Nehwal won the gold medal in the Women's Singles badminton event in the 2010 Commonwealth Games held in New Delhi.
after beating Wong Mew Choo of Malaysia 19–21, 23–21, 21–13.
After her win Nehwal said, "when I was a match-point down, it was like a shock.
It was a big match and winning it means a lot to me.
Even many years from now, those present here will always remember how Saina won the gold.
It is a proud feeling".
Nehwal confirmed her participation for the 2010 Hong Kong Super Series after a gap of more than five months since her win in the 2010 Indonesia Super Series in June 2010.
On 12 December 2010, she defeated Wang Shixian 15–21, 21–16, 21–17 in the final of the 2010 Hong Kong Super Series to win her fourth career Super Series title.
She became the first Indian woman to reach the semi finals of All England before losing to eventual champion Tine Rasmussen. Top seeded Nehwal reached the semifinals of Asian Championships, losing out to unseeded eventual champion Li Xuerui of China, settling for bronze medal. Her coach Pullela Gopichand advised her not exert too much pressure on herself due to the overwhelming home crowd support.
Nehwal won the 2010 India Open Grand Prix Gold, beating Wong Mew Choo of Malaysia in the final and thus justifying her billing as top seed in the tournament. Nehwal, again seeded no.1, won the Singapore Open Super Series 2010, by beating qualifier Tai Tzu-Ying of Chinese Taipei in the final of the Singapore Open 21–18, 21–15 having defeated World Champion Lu Lan earlier in the semifinal. Nehwal reached a career high of world no. 3 in the women's singles badminton world rankings on 24 June 2010.
She defended her Indonesia Open title in three tough games against Sayaka Sato, 21–19, 13–21, 21–11. This was her third super series title and her third successive title following wins at Indian open & Singapore Super series. On 15 July 2010, with 64791.26 points, Nehwal reached a career high world ranking of No. 2 only behind Wang Yihan of China. 2nd seed Nehwal, a tournament favourite, crashed out of the 2010 BWF World Championships in Paris after losing to 4th ranked Chinese Wang Shixian in straight sets 8–21, 14–21.
As on 27 September 2010, Nehwal dropped to No. 7 ranking after giving a miss to 2010 China Masters Super Series and 2010 Japan Super Series due to her preparation for the 2010 Commonwealth Games.
Top seed Nehwal won the gold medal in the Women's Singles badminton event in the 2010 Commonwealth Games held in New Delhi. after beating Wong Mew Choo of Malaysia 19–21, 23–21, 21–13. After her win Nehwal said, "when I was a match-point down, it was like a shock. It was a big match and winning it means a lot to me. Even many years from now, those present here will always remember how Saina won the gold. It is a proud feeling". Nehwal confirmed her participation for the 2010 Hong Kong Super Series after a gap of more than five months since her win in the 2010 Indonesia Super Series in June 2010. On 12 December 2010, she defeated Wang Shixian 15–21, 21–16, 21–17 in the final of the 2010 Hong Kong Super Series to win her fourth career Super Series title.
Saina Nehwal