Rangga Purbaya (born 1976) is a visual artist interested in the history and discourse of 1965 political genocide in Indonesia. Rangga completed his studies in Photography Department at Indonesia Institute of the Arts (ISI) Yogyakarta. His works integrate various mediums, such as photography, text, mixed media, video, installation and performance art. Having an interest in socio-political issues, Rangga adopted artistic investigative methods to explore personal history, remapping memories and identities in an effort to trace the consequences of the tragedy.

In 2002, he founded Ruang MES 56, an artists' collective focused on the development of photography and contemporary art. Additionally, he joined 1965 Setiap Hari, a transnational research and broadcast collective working with social media in Indonesia.

Rangga has held several solo exhibitions, including Tahun-Tahun Yang Berbahaya/Dangerous Years, Ruang MES 56, Yogyakarta (2024), To The Lost One, Ruang Mes 56, Yogyakarta (2017), and Stories Left Untold, Fête de l' Humanité, Paris (2016). Meanwhile, several other exhibitions include Testimony of The Soil, York College Galleries, Pennsylvania (2024), Crossing Ecotone, Sonobudoyo Museum, Yogyakarta (2023), Manifesto, National Gallery of Indonesia, Jakarta (2022), Iwaya Community Art Biennial, Lagos (2021), and Light On The Move, Asia Culture Center, Gwangju (2019). He is also actively involved in several discussion panels and public lectures.