She was born in Elverum, Norway, and grew up in Hamar and Oslo. Myren studied drama at Hartvig Nissen School, graduating in 2020, and later pursued physical theater at L'École Internationale de Théâtre Jacques Lecoq in Paris.
Her career began in 2009, when she debuted in NRK’s children’s series Superia. Since then, she has appeared in several Norwegian TV series, including Side om side (2018) and Blank (2019). In addition to acting, she has worked as a fashion model, collaborating with brands like Also Worldwide.