Kalyanakit Kitiyakara (1929 - 1987) was a Thai cardiothoracic surgeon who trained in England and the United States. He was born in Bangkok to Prince Nakkhatra of Chantaburi and Bua Sanidvongs.
Kitiyakara began his training at Guy's Hospital Medical School in London, qualifying in 1956. He moved to the United States for further training and then returned to Thailand, becoming consultant cardiothoracic surgeon at the Siraraj Hospital Medical School in Bangkok.
In 1957 he married Arun Snidwongs na Ayudhya, with whom he had two children.