[citation needed] Raina trains at the Hemant Bendrey Tennis Academy at the PYC Hindu Gymkhana in Pune.

[11] Following a promising junior career, Raina made her first professional appearance in 2009, at a small ITF tournament in Mumbai.

181, after winning a $25,000 title, becoming the fifth Indian national to crack to the top-200 women's singles rankings, following Nirupama Sanjeev, Sania Mirza, Shikha Uberoi, and Sunitha Rao.

[13] Later that year, she won the biggest doubles title of her career at the Taipei Challenger, partnering with compatriot Karman Kaur Thandi.

[14] Following a loss at the Australian Open, Raina won a $25,000 title in Singapore, with a solid win over Arantxa Rus in the final.

At the French Open, Raina lost her first qualifying match to well-known American youngster Coco Gauff in two tight sets, despite playing well.

In October 2019, Raina entered the top 150 doubles rankings for the first time, after reaching the finals of the Suzhou Ladies Open with partner Rosalie van der Hoek.

[19] Raina then helped India advance to the Fed Cup World Group 2 playoffs for the first time in history in April 2020 in Dubai, along with Sania Mirza, Rutuja Bhosale, Riya Bhatia and Sowjanya Bavisetti.

[citation needed] Raina returned to competition at the resumption of the tour in September after a long hiatus due to the ongoing COVID-19 pandemic; she suffered early exits in ITF tournaments she played in after the break.

[citation needed] Raina competed in all the Grand Slam championships and the Olympics in 2021 but had first-round exits in all in doubles category.

Raina began 2021 at the Australian Open, where she had her best performance at a major, losing in the third and final qualifying round to Olga Danilović.

In doubles, Raina partnered with Kamilla Rakhimova to advance to her first WTA Tour level final, where they defeated the Russian pairing of Anastasia Potapova and Anna Blinkova.

[citation needed] Her improved ranking allowed her to compete more regularly on the WTA Tour, albeit with limited success.

Raina carried her poor form from the end of 2021 into 2022, with her losing in the first qualifying round of the Australian Open, and then, at an ITF tournament in Kazakhstan.

Her lone final of the season came in August, at an ITF event at Aldershot, losing to Chinese Taipei player Joanna Garland.

These results propelled her close to the top 200, and she returned to a Grand Slam qualifying at the French Open, where she lost in the second round.

Raina qualified for the main draw of the WTA 250 Poland Open, but lost to Jodie Burrage in a tight three-setter.

Most recently, Raina has signed sponsorship deals with the Sports Authority of Gujarat and Yonex, and she is officially employed with ONGC.