Ishaa Saha is an Indian actress who mainly works in Bengali cinema. She started her career with Bengali television and made her film debut in 2017 as a lead in Projapoti Biskut, directed by Anindya Chatterjee. She has acted in films directed by filmmaker Dhrubo Banerjee.
Saha was born in Kolkata into a Bengali family. She completed her Bachelor of Laws degree in 2015 from Surendranath Law College.
Ishaa started her career as a television artist in 2016 with Star Jalsha's Jhanjh Lobongo Phool, playing the lead character, Lobongo. She later made her film debut in 2017 with the family drama Projapoti Biskut, directed by Anindya Chatterjee, which was critically and commercially successful. She received praise for her performance and won the Critics' Award for Best Actor (Female) at the 3rd Filmfare Awards East. In 2018, Saha played the role of Jhinuk, a girl next door, alongside Abir Chatterjee and Arjun Chakrabarty as the female protagonist in the Guptodhon franchise (Guptodhoner Sandhane (2018) and Durgeshgorer Guptodhon (2019)). Saha gained wider recognition for her performance in Sweater, the film also turned out to be a box office success. Both Sweater and Durgeshgorer Guptodhon are in the 'Top Rated Bengali Movies Of 2019' list. Next she starred in Dhrubo Banerjee's Golondaaj, opposite to Dev. In 2021 she acted in a number of films including Karnasubarner Guptodhon and Kachher Manush. Karnasubarner Guptodhon was a hit at the box office and went on to become one of the highest-grossing Bengali films of all time, grossing . In 2023, she starred in the musical romantic dramas Mitthye Premer Gaan and Ghore Pherar Gaan.