Samyuktha Viola Viswanathan (born 19 November 1998) is an Indian actress, model, and dancer who works predominantly in Tamil films and digital series, as well as Telugu and Malayalam projects. Before entering cinema, she worked as a model and with "The Little Theatre," a theatre company based in Chennai.
She made her acting debut in Tamil cinema with a supporting role as Aditi in the romantic comedy *Oh Manapenne!* (2021). She later appeared in the web series *I Hate You I Love You* (2021) and the campus comedy *Engga Hostel* (2023). She had her breakthrough as Roja in Raju Murugan's segment "Lalagunda Bommaigala" in the Amazon Prime Video anthology series *Modern Love Chennai* (2023) and played Young Kaveri in the series *Sweet Kaaram Coffee* (2023). In 2024, she appeared in Sai Abhyankkar's music video "Katchi Sera", made her Telugu film debut as Agent Esha in the spy-comedy *Chaari 111*, and played Jensi in the Disney+ Hotstar comedy series *Chutney Sambar*.
She played Naachi in the second season of the investigative thriller series *Suzhal: The Vortex* (2025).
