She is the daughter of Dimple Kapadia and Rajesh Khanna, sister of Twinkle Khanna and sister-in-law of actor Akshay Kumar. She is also the niece of actress Simple Kapadia and businesswoman Pimple Joshi nee Kapadia.

She made her film debut with Pyaar Mein Kabhi Kabhi (1999), changing her screen name from Rinkle to Rinke. Her biggest hit to date is Mujhe Kucch Kehna Hai (2001) in which she played a supporting role. This was followed by a string of unsuccessful films which failed to do well at the box office. Her last appearance was in the 2004 film Chameli.

On 8 February 2003 she married industrialist Sameer Saran. The couple have a daughter who was born on 19 October 2004 .