Luna Sicat-Cleto was born on January 29, 1967. She completed her AB in 1990 and her MA in 1999. The daughter of distinguished writers- Ellen Sicat won important awards while the late Rogelio Sicat remains to be one of the most remarkable fictionists in Philippine literature- Luna has garnered several literary awards of her own, including the Carlos Palanca Memorial Award for her short stories, essays, poems, and stories for children; the Gawad CCP for one-act play; and the UP Gawad Chancellor for her literary work. In 2005, she was the winner of the Madrigal-Gonzalez Best First Book Award for Makinilyang Altar, published by the University of the Philippines Press. Her works have also been recognized as integral to the development of the tradition of women's writing in the country.
She is a professor at the Department of Filipino and Philippine Literature in the University of the Philippines, Diliman, where she earned her Ph.D in Malikhaing Pagsulat.