ADAIR, JOHN (d. 1722), Scottish surveyor and map-maker of the I7th century. In 1703 he published the first part of his Description of the Sea-coasts and Islands of Scotland, for the use of seamen. The second part never appeared. Some of his work is preserved in the Advocates' Library (now the National Library of Scotland) at Edinburgh and in the King's Library of the British Museum, London.