Iwang Modulus (6 December 1966 – 2 February 2020) was an Indonesian musician and composer. He was the leader of the Modulus Band and has been involved in many film music illustrations as well as album production for various well-known Indonesian artists, including Purwacaraka, Andi Rianto, Areng Widodo, Oya Rezhicho, and Anton BHS. He has also been nominated three times at the Bandung Film Festival (FFB) as Best Music Arranger for his work in the soap operas "Legenda" (2007), "Mimpi Manis" (2006), and "Melati untuk Marvel" (2009).
