Born in 1952 in Leopoldsburg, Liliane Vertessen lives and works today in the province of Limburg.
After beginning her studies at the Royal Academy of Fine Arts in Antwerp and at RITCS in Brussels, Liliane Vertessen trained mainly as a self-taught artist. Her work has since been widely exhibited in Belgium and abroad: at the Museum Dhondt-Dhaenens (Deurle) in 1983, at PCBK in Hasselt in 1987 in a duo show with Cindy Sherman, at the Museum van Hedendaagse Kunst in Ghent (now S.M.A.K.) in 1989 with Wim Delvoye, at M HKA in Antwerp in 1992, as well as on numerous occasions at the cultural centre De Warande (Turnhout), most recently in 2025. Her work is held in several public collections, including that of the Museum van Hedendaagse Kunst Antwerpen in Antwerp (BE), the Provincial Museum of Modern Art in Ostend (BE), and the Flemish Parliament in Brussels (BE).