Chandini was born toTamilarasan (Father ) and Padmanjali (Mother), Brought up in Nungambakkam, Chennai finishing her schooling at Sacred Heart Matriculation Hr. Sec School, Church Park, Anna Salai, Chennai, Then she went on to study Visual Communications Degree from Ethiraj College. Chandini Tamilarasan made her debut in the lead role in K. Bhagyaraj's Siddhu +2 (2010), before signing to play roles in Naan Rajavaga Pogiren and Padithurai. She was among the contestants for the Miss Chennai 2007 pageant, aged 17, but did not finish in the top three. Post that in 2009, she appeared in a reality show on a Tamil channel and it was then that she got a call from K. Bhagyaraj's office asking her to come for a screen test for his new venture. She subsequently impressed and was signed to appear in Siddhu +2 which starred Bhagyaraj's son, Shanthnoo, alongside her. The film after a delay released in December 2010 but performed poorly at the box office, winning average reviews.