Deng Nan-guang (Chinese:鄧南光, December 5, 1907 – June 16, 1971), born Deng Teng-hui (鄧騰輝), was a Taiwanese photographer and a key figure in the early development of photography in Taiwan. From the Hakka community in Beipu, Hsinchu, he was born into the prominent Chiang (姜) family (also called XinChiang, 新姜). Deng is recognized as one of the pioneers of photography in Taiwan, and is often referred to as one of the "Three Musketeers of Photography," (攝影三劍客) alongside Zhang Tsai (張才) and Lee Ming-diao (李鳴雕).