Miranda Veljačić (born 1976, Zagreb) is Croatian architect, researcher and cultural worker. She is co-founder, coordinator and current president of Platforma 9,81 one of the longest lasting NGOs focused on architectural research and the practice around alternative and youth culture, activism, urbanism and heritage of modenity. Veljačić was an editor of Oris and two main Croatian architecture magazines. In 2015 she represented Croatia at the Venice Biennale of Architecture together with Dinko Peračić, Emina Višnić, and Slaven Tolj.