Mamitha Baiju (born June 22, 2001) is an Indian actress who works predominantly in Malayalam and Tamil films. She made her acting debut in the comedy-drama Sarvopari Palakkaran (2017) and played supporting roles in the psychological thriller Varathan (2018) and the cybercrime drama Operation Java (2021). She received the Kerala Film Critics Association Award for Best Supporting Actress for the sports drama Kho Kho (2021), on which she also worked as an assistant director, followed by roles in Super Sharanya (2022) and Pranaya Vilasam (2023).
In 2024, Baiju played Reenu in the romantic comedy Premalu and made her Tamil cinema debut in Rebel. Her subsequent credits include Dude (2025), Jana Nayagan (2026), Kara (2026), Vishwanath & Sons (2026), and Bethlehem Kudumba Unit (2026).
