Reba Monica John is an Indian actress and model who works predominantly in Malayalam, Tamil, Telugu, and Kannada cinema. Born on February 4, 1994, in Bangalore, Karnataka, to a Malayali family, she completed her schooling in Bengaluru and earned a Master of Science (M.Sc.) degree in Chemistry from Christ University. She first gained public attention on television as the second runner-up in the reality show *Midukki* (2013) on Mazhavil Manorama, which led to high-profile modeling assignments and commercial endorsements. She made her acting debut in Vineeth Sreenivasan's critically acclaimed Malayalam family drama *Jacobinte Swargarajyam* (2016) opposite Nivin Pauly, followed by her first lead role in *Paippin Chuvattile Pranayam* (2017). She made her Tamil debut with *Jarugandi* (2018) and garnered significant recognition for portraying the acid attack survivor Anitha in Atlee's sports action blockbuster *Bigil* (2019) alongside Vijay. Over the years, she showcased her range across diverse genres, featuring in the Malayalam investigative thriller *Forensic* (2020), making her Kannada debut in the acclaimed comedy-drama *Rathnan Prapancha* (2021)—which earned her a Filmfare Award for Best Actress – Kannada nomination—and starring in the Tamil action thriller *FIR* (2022). Reba achieved a major commercial and critical breakthrough in Telugu cinema as the female lead in Ram Abbaraju's blockbuster comedy *Samajavaragamana* (2023) opposite Sree Vishnu, winning praise for her comedic timing and screen presence. Her filmography extends to the bilingual mystery thriller *Rajni* / *Aval Peyar Rajni* (2023), *Mazaiyil Nanaigiren* (2024), the Malayalam psychological thriller *Dheeram* (2025), Lokesh Kanagaraj's action drama *Coolie* (2025) alongside Rajinikanth, the Telugu thriller *Mrithyunjay* (2026), and *Jana Nayagan* (2026).