Justas Vincas Paleckis (born 1 January 1942 in Kuybyshev, current Samara) is a Lithuanian ex-communist and politician, signatory of the Act of the Re-Establishment of the State of Lithuania, and Member of the European Parliament for the Social Democratic Party of Lithuania.

You can help expand this article with text translated from the corresponding article in Lithuanian. (June 2022) Click [show] for important translation instructions. View a machine-translated version of the Lithuanian article. Machine translation, like DeepL or Google Translate, is a useful starting point for translations, but translators must revise errors as necessary and confirm that the translation is accurate, rather than simply copy-pasting machine-translated text into the English Wikipedia. Do not translate text that appears unreliable or low-quality. If possible, verify the text with references provided in the foreign-language article. You must provide copyright attribution in the edit summary accompanying your translation by providing an interlanguage link to the source of your translation. A model attribution edit summary is Content in this edit is translated from the existing Lithuanian Wikipedia article at [[:lt:Justas Vincas Paleckis]]; see its history for attribution. You may also add the template {{Translated|lt|Justas Vincas Paleckis}} to the talk page. For more guidance, see Wikipedia:Translation.

This biography of a living person does not include any references or sources. (November 2021)

He is also a member of the Party of European Socialists. Justas was born in Samara, Russia where his family resided during the Second World War. His father Justas Paleckis served as the Acting President of Lithuania in 1940 and later as the head of state of the Lithuanian SSR until 1967. After the war, the family returned to Lithuania, where he finished school in 1959 and then went on to study journalism at Vilnius University in 1964.

J. Paleckis is married and has two sons and one daughter, Algirdas and Rimvydas and Justina respectively.