Vuk Ćosić (Serbian Cyrillic: Вук Ћосић; born 31 July 1966) is a Slovenian contemporary artist associated with the net.art movement.

His constantly evolving oeuvre is characterized by an interesting mix of philosophical, political, and conceptual network-related issues on the one hand, and an innovative feeling for contemporary urban and underground aesthetics on the other.

The most notable venues, among many others, include Videotage, Hong Kong; Media Artlab, Tel Aviv; Venice Biennial; MIT Medialab; Walker Center, Minneapolis; Postmasters, NYC; Kunsthalle, Vienna; LAMoCA, Los Angeles; ICA, London and Beaubourg, Paris.

War is a collection of files stored with images taken in front of a TV screen in 1999, recording the events that took place during the NATO bombing of Yugoslavia.

"Vuk Ćosić: ASCII History of Moving Images" University of California, Berkeley Art Museum & Pacific Film Archive.