Kristjan Lüüs (born March 17, 1991) is an Estonian stage, film and television actor whose career began in the 2010s.

Kristjan Lüüs was born and raised in Tartu. He is a 2010 graduate of the Tartu Art Gymnasium secondary school (now, Tartu Variku School). In 2011, he enrolled in the Theatre Arts Department of the University of Tartu Viljandi Culture Academy in Viljandi to study acting, graduating in 2015. His diploma roles were in productions of Jaanika Tammaru's Pööriöö, Ivar Põllu's 1987, Birgit Landberg's Ada ja Evald, and William Shakespeare's Romeo and Juliet.