Julian Day is an artist, composer and writer/broadcaster from Australia.

He sees sound as a sociopolitical phenomenon that articulates invisible social and spatial dynamics. He has presented work at Whitechapel Gallery, MASS MoCA, Orange County Museum of Art (California Pacific Triennial), Royal Academy of Music, Prague Quadrennial, Queensland Art Gallery of Modern Art (8th Asia Pacific Triennial), Cafe Oto, Bang On A Can Marathon, Huddersfield Contemporary Music Festival, Australian Experimental Art Foundation, VIVID Sydney, Sydney Opera House, MONA FOMA, Dark MOFO, CCAS and the Australian Centre for Contemporary Art (NEW16).
His work was recently acquired by the Museum of Contemporary Art Australia.

Day has undertaken masterclasses and mentorships with Alvin Lucier, Louis Andriessen, Michael Gordon and Marina Rosenfeld, presented papers at Harvard University, UCLA and Goldsmiths, and won several major awards including the ARTAND Australia Credit Suisse Contemporary Art Award, Fauvette Loureiro Artists Memorial Travelling Scholarship and fellowships from the British and Australia Councils.

Additionally, Julian has presented and produced many programs for ABC and BBC radio, interviewing Steve Reich and Janet Cardiff among others.