Maija Sofia Isola (15 March 1927 – 3 March 2001) was a Finnish designer of printed textiles, and the creator of over 500 patterns, including Unikko ("Poppy"). The bold, colourful prints she created as the head designer of Marimekko made the Finnish company famous in the 1960s. She also had a successful career as a visual artist. Undisputedly the most famous textile designer... at Marimekko. Isola exhibited across Europe, including at the Brussels World Fair and the Milan Triennale, and in the USA.
https://en.wikipedia.org/wiki/Maija_Isola