Dictionary of National Biography, 1885-1900/Naish, William (d.1800)
NAISH, WILLIAM (d. 1800), miniature-painter, was born at Axbridge, Somerset, and practised with success in London. He exhibited at the Royal Academy almost continuously from 1783 until his death in 1800. His portraits of Morton the dramatist and Mrs. Twisleton and Mrs. Wells, actresses, were engraved by Ridley for the ‘Monthly Mirror.’
[Redgrave's Dict. of Artists; Royal Academy Catalogues.]