RDX: Robert Dony Xavier (also known as RDX) is a 2023 Indian Malayalam-language action thriller film directed by Nahas Hidayath in his directorial debut, and produced by Sophia Paul under Weekend Blockbusters. It stars Shane Nigam, Antony Varghese and Neeraj Madhav in titular roles, alongside Lal, Babu Antony, Mahima Nambiar, Aima Rosmy Sebastian, Maala Parvathi and Baiju in supporting roles. The film follows Robert, his brother Dony and Xavier who set out to exact vengeance against a gang for assaulting their family.

Principal photography commenced in December 2022 and wrapped up in April 2023. Sam C. S. was signed to compose the music. The editing was done by Chaman Chakko, while the cinematography was handled by Alex J. Pulickal.RDX was released on 25 August 2023 during Onam, where it received positive reviews from critics and grossed over ₹100 crore worldwide and ₹50 crore from Kerala, thus becoming the fourth Malayalam film to achieve this feat after Pulimurugan, Lucifer and 2018. It became the second highest-grossing Malayalam film of the year and is currently one of the highest-grossing Malayalam films.