Catherine Yu (she/her) is a Chicago-based writer of plays and librettos. Her plays include In Spite of My Ambivalence (2025 Venturous finalist; forthcoming: Synchronicity Theatre); Alice Wareham and the Fabulation of Time (2025 Screencraft Stage Play Quarterfinalist); In Love and Friendship (2023 Austin Film Festival Second Round); Le Jeté (2019 BAPF Semifinalist); The Day is Long to End (2018 University of Florida production); and The Sun Experiment (FringeNYC Excellence in Playwriting; Time Out NY’s Top Ten Nightlife and Music Events of the Week in August 2014). She has held fellowships and residencies at NYSCA/NYFA, MacDowell, Soho Rep, New York Theatre Workshop, Tin House, Illinois Arts Council and Chicago Dramatists. Yu was commissioned for librettos by Atlanta Opera and Strange Trace in 2023. She is a Hodder Fellow at Princeton University and a Fellow with the Confluence Writers Project in St. Louis. She is a co-librettist of an opera premiering in 2026. She holds a B.A. from Stanford University and M.F.A. from New York University.