Lilli-Krõõt Repnau has graduated from the department of graphic art at the Estonian Academy of Arts in 2005. In 2010 Repnau entered the Master’s programme in the department of graphic art and in 2012 in the department of animation. Repnau has taken additional courses in the department of video art at Lucerne School of Art and Design in Switzerland. In 2010, Lilli-Krõõt Repnau’s artwork in printmaking technique was awarded with Edmund Valtman Grant. Repnau is a member of Estonian Artists’ Association and the Association of Estonian Printmakers.