Sleeping Nude by Lucian Freud. Contemporary Realism. nude painting (nu)Artist: Lucian Freud. From the s, he began to focus on portraiture, often nudes (though his first full length nude was not painted until ), Lucian Freud, revised edition. A painting by Lucian Freud painting that will be auctioned Freud’s paintings of Tilley also belong to a tradition of supposedly ‘ugly’ 20th Century nudes.