Fernand Hautain (1858–1942) was a Belgian businessman and governor of the National Bank of Belgium (NBB) from 1923 until 1926.
He started his career at an early age and combined working with evening classes and self-tuition.
He started working for the NBB at the age of 19, as a bank clerk in the bank's branch in his hometown of Nivelles and three years went on to work as a clerk at the Brussels head office.
In 1901, Fernand Hautain was appointed an agent in Philippeville and then in La Louvière, where in 1907 he became the manager of the discount office.
After his dismissal, Hautain returned to the business world, and he remained as deputy administrator of the Société Nationale de Crédit à l'Industrie, which he had helped to establish in 1919.