Margaret Hannah Olley AC (June 24, 1923-July 26, 2011) was one of Australia’s most celebrated painters, focusing largely on still life and interiors.
Biography on Wikipedia: https://en.wikipedia.org/wiki/Margaret_Olley

Yellow Tablecloth with Cornflowers by Margaret Olley
2007 / Multi-plate colored etching / 37″x31″ / Edition of 75

Margaret Olley on Artnet: http://www.artnet.com/artists/margaret-hannah-olley/

Further reading:
https://www.artgallery.nsw.gov.au/collection/artists/olley-margaret/
https://www.frankie.com.au/article/the-life-of-legendary-aussie-painter-margaret-olley-545334
https://www.afr.com/life-and-luxury/arts-and-culture/the-surprising-secret-in-margaret-olley-s-memorial-garden-20210614-p580sd