In 1962 he graduated from the Lithuanian Institute of Art. From 1962 he taught at the M. K. Čiurlionis arts school; also since 1988 the Vilnius Academy of Fine Arts.
He is a painter (portraits of cultural figures), and print-maker. He is one of the most famous assemblage artists in Lithuania. His works of the main character, constructed in the form of the human figure. He is a member of "Group 24".
Since 1962, he has held 15 solo exhibitions.
- Alfonsas Andriuškevičius. "Valentinas Antanavičius". Visuotinė lietuvių enciklopedija, T. I (A-Ar). V.: Mokslo ir enciklopedijų leidybos institutas, 2001, 561 psl.