1810 A. Boswell Edinb. in (1871) 45 The rigid, never-smiling misanthrope.
1889 Apr. 384 If I wanted to cure a man of melancholy and never-smiling grief, I would present him with a little owl.
2001 (Nexis) 13 Dec. c12 The never-smiling, black-clad Robinson ‘plays the most amazing taskmaster.’