Weeradej Phupisit (, ) is a Thai politician, currently the chief executive of Lamphun Provincial Administrative Organization (PAO) since 2025. Weeradej is the first member of the People's Party (or its progressive predecessors, the Future Forward Party and Move Forward Party) to win a PAO election in Thailand.
Weeradej won the 2025 Provincial Administrative Organization chief executive election in Lamphun, narrowly beating the incumbent Pheu Thai PAO chief executive and cabinet minister Anusorn Wongwan. Former prime minister Thaksin Shinawatra had campaigned for Anusorn in Lamphun the week of the election.