Carl Johan von Heideken (23 August 1832 Stockholm, Sweden – 27 March 1888 Turku, Finland) was a Swedish architect who made his career in Finland.
He worked as the city architect of Pori from 1853 to 1853 after he moved to Helsinki and lived there for seven years. In 1865 he was selected the city architect of Turku and since 1868 he worked as the architect of Turku and Pori Province. Heideken had a strong influence in rebuilding the city of Pori after the great fire of 1852.