Marvin Cheung Kin-tung, GBS OBE JP (traditional Chinese: 張建東; simplified Chinese: 张建东; pinyin: Zhāng Jiàndōng; Jyutping: zoeng1 gin3 dung1, 20 November 1947 – 13 September 2014) was a Non-official Member of the Executive Council of Hong Kong. He also held the position of Chairman of the Airport Authority Hong Kong and was a Council Member of the Open University of Hong Kong.