Sir Frank Nelson KCMG (1883 – 11 August 1966) was a British civil servant and Conservative Party politician. He was educated at Bedford School and Neuenheim College, Heidelberg. After leaving school he travelled to India as an assistant with Symons, Barlow and Co, rising to be a senior partner. During the First World War he served with the Bombay Light Horse. In 1922 he was made chairman of the Bombay Chamber of Commerce, and was then made President of the Associatied Chambers of Commerce of India and Ceylon in 1923.