Efva Maria Kristina Lilja (born 1956 in Huskvarna, Sweden) is a Swedish artist and professor of choreography, working with performances, visual art, film and writing. Lilja is considered one of Sweden's most prominent choreographers and her influence on the Scandinavian dance field is incomparable.Efva Lilja's work advocates a break with artistic labels, categories and genres. Since the 1980s, she has worked actively with critically developing the cultural politics of Sweden and abroad. Her work has been a part of developing artistic research specifically within the fields of dance and choreography.