https://www.cnet.com/news/google-doodle-celebrates-artist-paula-modersohn-becker/

Paula Modersohn-Becker was unconventional.

The German expressionist, born in 1876, made bold choices on her subject matter at a time when there were strict expectations put on women. She is regarded as the first female painter to paint nude self-portraits while other female artists didn't widely use female nudes as the subject of their paintings. She also painted women breastfeeding their children.