François Jacques Le Fort also spelled Lefort was a Genevan-born Russian military figure of Huguenot origin, general admiral (1695), and close associate of Tsar Peter the Great.

General admiral or Admiral general was first a Dutch then Danish, German, Russian, Portuguese, Spanish and Swedish naval rank. Its historic origin is a title high military or naval dignitaries of early modern Europe sometimes held, for example the (nominal) commander-in-chief of the Dutch Republic's navy.