Vilenas Vadapalas (born 1954) is a Lithuanian lawyer. He became the first representative of Lithuania at the Court of First Instance (now called the General Court) of the European Union, when he was appointed in 2004. Vadapalas specializes in the fields of public international law, law of the European Union, and international human rights law. He works since October 2016 by Advokatų kontora Vadapalas, Vaitekūnas ir partneriai EUROLEX.