Robert Salisbury may refer to: Sir Robert Salisbury (educationalist), and author of Field of Dreams the pen-name of Robert Gascoyne-Cecil, 7th Marquess of Salisbury (born 1946), political columnist and former leader of the House of Lords Robert Gascoyne-Cecil, 3rd Marquess of Salisbury (1830-1903) British prime minister and origin of the phrase "Bob's your uncle". See also Robert Salesbury (1567–1599), Welsh politician