Iswanto Hartono (born 1972 in Purworejo, Central Java, Indonesia) is an artist, curator, architect and exhibition designer whose work explores the intersection of spatial practice, ecology and activism. His research projects explore concepts such as climate justice, decolonial pedagogies, and epistemologies from Global South contexts. He integrates methodologies focused on sustainability, upcycling, and collective design. He has taught at several leading global institutions and is currently pursuing a practice-based PhD at CREAM, University of Westminster, London. He disseminates his research internationally through exhibitions, biennials, and publications. From 1991-1996 he studied architecture in Universitas Tarumanegara, Jakarta and gained ST./B.Arch., then Jakarta Art Institute from 1998 – 2000, unfinished, and gained M.Arch. from School of Planning and Architecture, New Delhi, India (2000-2002). He is a part of ruangrupa, an artist collective based in Jakarta. He was one of the co-Artistic Directors when the collective led Documenta Fifteen/Lumbung #1 in Kassel, Germany, in 2022. Also part of Musyawarah Arsip, an independent platform initiated to identify, store, care for, activate and present archives to the public in various programs and media, based in Makassar, South Sulawesi, Indonesia.