Antanas Guoga (born December 17, 1973, in Kaunas, Lithuania), more commonly known as Tony G, is a Lithuanian businessman, poker player, politician and philanthropist.
During 2014–2019 he was a Member of the European Parliament for the Liberal Movement, and from 2016 European Peoples Party.
In May 2016, Guoga was the temporary leader of the Liberal Movement following the bribery scandal that prompted Eligijus Masiulis to step down after potentially corrupt activities.