Tanisha Mukherjee known as Tanisha, is a Bollywood actress. Tanisha is an Indian actress of Bengali-Marathi descent. Tanisha comes from a prominent industry family, which has been working in Bollywood since the 1940s. Her relatives include paternal grandfather Sashadhar Mukherjee, uncles Joy Mukherjee and Deb Mukherjee, great-grandmother Rattan Bai, grandmother Shobhna Samarth and aunt Nutan. Her father is Somu Mukherjee and her mother is actress Tanuja. Popular actress Kajol is her sister. Tanisha's paternal grandfather was a film director and producer who had left a great achievement in the Bombay film industry and was regarded as a stalwart. His wife Satirani Devi, Tanisha's grandmother was the sister of three great film personality Ashok Kumar, Anoop Kumar and Kishore Kumar.

Tanisha started out her career as a V.J in 1995 for channel V. She used to anchor the famous show called BPL Oye. She made her debut in films with "Sssshhh..." opposite Dino Morea, however the film failed to break even at the box-office, and it went unnoticed. Her following releases didn't do very well at the box office either. Tanisha's first hit film was Ram Gopal Varma's Sarkar, which starred Amitabh Bachchan and his son Abhishek Bachchan. In 2006, Tanisha played the female lead character of Nikkita "Nikki" Bakshi in Neal N Nikki opposite her boyfriend Uday Chopra, which failed to make an impact at the box office.

Her recent Tamil movie Unnale Unnale opposite newcomer Vinay Rai was successful at the box-office, she portrays a stereotypical modern girl cast against Sadha who plays an orthodox girl. The film is remebered for being the last film of director Jeeva. In 2008, Tanisha has two films for release, the first being One Two Three, a multi-starrer comedy and Sarkar Raj, the sequel to her previous film, Sarkar. The film starring Amitabh Bachchan, Abhishek Bachchan and Aishwarya Rai was release on June 6, 2008.