Born to a French father and Sri Lankan mother, Sona studied in Delhi and Pune. A graduate in Psychology, she also earned a one year diploma in Human Nature from London University.
Sona is doing different kind of roles including character roles these days and she likes to experiment. In Mrigam, she plays a glamorous role while in Kuselan she is paired with Vadivelu. Sona believes that a heroine's role does not come every day, so it is important to accept good films to sustain oneself in the industry.