Lotte Laserstein (November 28, 1898-January 21, 1993) was a German-Swedish painter who was an important artist in Germany’s Weimar Republic.
Biography on Wikipedia: https://en.wikipedia.org/wiki/Lotte_Laserstein

Traute in a Green Pullover by Lotte Laserstein
c.1931 / Oil on paper / 30”x21-1/4” / Private collection, Sweden

Lotte Laserstein on Artnet: http://www.artnet.com/artists/lotte-laserstein/

Further reading:
https://artuk.org/discover/stories/lotte-laserstein-the-german-realist-who-challenged-expectations#
https://londonartweek.co.uk/lottelasersteinweimar/
https://www.lostwomenart.de/en/artist/lotte-laserstein/
https://www.artandobject.com/articles/wwii-nearly-ended-her-career-now-lotte-laserstein-earns-late-recognition