John Donowell (floreat 1753–1786) was an eighteenth-century British architect and engraver, considered to be the equivalent of Thomas Sandby and Thomas Malton as one of the principal architect-draughtsmen in the third quarter of the eighteenth century.
John Donowell (floreat 1753–1786) was an eighteenth-century British architect and engraver, regarded alongside Thomas Sandby and Thomas Malton as a leading architect-draughtsman during the latter part of the eighteenth century.