Chokkanathapuram Venkataraman Sundaram (1929–2008) was an Indian chemical metallurgist, best known for the commissioning of the Fast Breeder Test Reactor at Kalpakkam. He was the director of the Indira Gandhi Centre for Atomic Research (IGCAR). He was a recipient of the Sanjay Gandhi Award for Science and Technology as well as the National Metallurgists Day Award and an elected fellow of the Indian National Science Academy, the Indian Academy of Sciences and the Indian National Academy of Engineering. The Government of India awarded him the Padma Bhushan, the third highest civilian award, in 1986.