Gabrielius Landsbergis is a Lithuanian politician, Minister of Foreign Affairs in the 18th Government of the Republic of Lithuania led by the Prime Minister Ingrida Šimonytė. He is a Member of the Seimas for Centras- Žaliakalnis constituency, and a former member of the European Parliament. He was a member of Group of the European People’s Party (Christian Democrats). Landsbergis was elected as the Chairman of the Homeland Union in 2015.
He is the grandson of Vytautas Landsbergis, a prominent Lithuanian politician, who was one of the founders of Sąjudis and the Chairman of the Reconstituent Seimas of Lithuania after its independence declaration from the Soviet Union.