Sidik Djojosukarto (EVO: Sidik Djojosoekarto; 7 June 1908 – 8 September 1955) was an Indonesian journalist and politician of the Indonesian National Party (PNI), who served as the party's fifth chairman from his election in 1950 until his death in 1955. As PNI chairman, he was revered by all party factions, and was the closest to being an "authentic party hero".