Lior Navok (Hebrew: ליאור נבוק; born September 6, 1971) is an Israeli classical composer, conductor and pianist. He was born in Tel Aviv. Navok studied composition privately with the Israeli composer Moshe Zorman, and completed a Bachelor's degree at the Jerusalem Academy of Music and Dance, where he studied composition (with Yinam Leef) and conducting. He later completed he studied for a Master's and Doctorate at the New England Conservatory, where he studied with John Harbison.
His music has been performed internationally by orchestras and ensembles including the Oper Frankfurt, Nuernberg Opera, Israel Philharmonic Orchestra, Boston Modern Orchestra Project, and the Tanglewood Festival Orchestra. Amongst the awards he has received are those from the Israel Cultural Excellence Foundation and the Massachusetts Cultural Council. He has also received awards from the Fromm Music Foundation, Lili Boulanger Memorial Fund Award, and Israel Prime Minister Award. In 2004, he was one of seven composers awarded commissions for new musical works by the Serge Koussevitzky Foundation in the Library of Congress and the Koussevitzky Music Foundation.
His stage music includes two operas, The Bet, based on a short story by Anton Chekhov, and An unserem Fluss (By Our River). The latter was commissioned by Oper Frankfurt, and was premiered during the company's 2014/15 season. He has also written three stage works for children: The Little Mermaid (based in the story by Hans Christian Andersen); The Adventures of Pinocchio (based on the children's novel by Carlo Collodi); and Brave Little Timmy (inspired in part by Prokofiev's Peter and the Wolf), which served as the starting point for his Hebrew children's book of the same title, published in 2023. His oratorio reflecting on The Holocaust, And The Trains Kept Coming…, was commissioned by Boston's Cantata Singers and premiered in 2008.
Navok is the pianist and founding member of the Butterfly Effect Ensemble.