Gintautas Paluckas is a Lithuanian politician who was the 18th prime minister of Lithuania from December 2024 until his resignation on 31 July 2025. He was previously Deputy Mayor of Vilnius from 2015 to 2019, led the Lithuanian Social Democratic Party (LSDP) between 2017 and 2021, and has been a member of the Seimas since the 2020 election. In 2025, Paluckas returned as LSDP leader after Vilija Blinkevičiūtė decided not to run for another term.