Gilbert, Adrian, of Sandridge, son of Otho Gilbert, of Compton, and brother of Sir Humphrey Gilbert, made a voyage to the northwest prior to 1583; interested in the voyages of John Davis 1586-87, and in the voyage of Cavendish, 1591; was constable of Sherborne Castle, 1596-1603; member of parliament for Bridgeport, 1597-98.