Maria Catharina Wiik (August 3, 1853-June 19, 1928) was a Finnish painter. She worked principally with still life, genre images, landscape paintings, and portraits.
Biography on Wikipedia: https://en.wikipedia.org/wiki/Maria_Wiik
Vanha Nainen by Maria Wiik
No date / Oil on canvas laid on board / 22″x18-1/2″ / Private collection
Maria Wiik on Artnet: http://www.artnet.com/artists/maria-wiik/