A portrait is a painting, photograph, sculpture, or other artistic representation of a person, in which the face and its expression is predominant.

From Wikipedia http://tinyurl.com/ylae9r2 Moche Ceramic Portrait. Larco Museum Collection. Lima-Peru Roman-Egyptian funeral portrait of a young boy. Self-portrait by Vincent van Gogh. Portrait photograph of Thomas Dilward by Mathew Brady. Pensive young girl, posing on a box. ca. 1860. Rejlander, Oscar. Two Urchins playing a Game. O.G. Rejlander 1860. Homeless. Night in Town. O.G. Rejlander. ca. 1860 Musician. c1880. von Stillfried. Shinto Priest. c.1885. Kimbei. Life Study No. 2; ca. 1864-66. Julia Margaret Cameron.