Waclaw Czarnecki (2 August 1902 in Warsaw – 16 or 17 May 1990 Warsaw) a Polish journalist, who before World War II was a member of the Polish Socialist Party; after World War II he was a member of the Society of Fighters for Freedom and Democracy (ZBoWiD) and the Society of Polish Journalists (Stowarzyszenie Dziennikarzy Polskich).
He was a prisoner of Nazi concentration camps Majdanek and Buchenwald, an active member of secret communist and anti-fascist organisations in Buchenwald; he co-authored (with Zygmunt Zonik) monographs about the Buchenwald concentration camp (inspired by his Buchenwald friend Kazimierz Nowicki) and its sub-camp Mittelbau-Dora.