Marcus Yi is an award-winning theatre writer/composer/director, and performer based in New York. Marcus was an inaugural member of the 92nd Street Y Musical Theater Development Lab Collective, a 2021-2022 New Victory LabWorks Artist, and a Resident Artist with the American Lyric Theater. He has been commissioned by The Kennedy Center, Queens Council on the Arts, Yangtze Rep, the EST / Sloan Project, First Stage, Really Spicy Opera, Atlanta Opera, and American Lyric Theater. He is a NYSCA / NYFA Artist Fellowship Awardee (2025), NYSCA Support for Artists Grantee (2022, 2024), and Lower Manhattan Cultural Council Creative Engagement Grantee (2019, 2023).

Selected work includes: things we burn for love (EST / Sloan Project), When the Fortune Cookie Crumbles (Yangtze Rep), The Dragon King's Daughter (The Kennedy Center), Emily Song and the Queen of the Night (First Stage), Lucky 88 (QCA Commission), Micro Shrimp The Musical (Winner of 11th Annual NJ Playwrights Contest), 29x/y (Wild Project, Paradise Factory), Pretty Little Mouth (Roy Arias), The Procedure (Gene Frankel Theater), The Ephemeral Lightness of Dreams: the dream plays (Lynn Redgrave Theatre), Thicker Than Water: the blood plays and Baby Baby!. His work has been produced by the National Asian Artists Project, Yangtze Rep, Prospect Theater, Pan Asian Rep, Asian American Film Lab, The Secret Theatre, New Jersey Playwrights Contest, Ingenue Theater, Modern Griot Theatre, Ticket2eternity Productions, Queens Players, Rising Solo, POPLAB, URNetworkAlliance, NYC Actors and Playwrights Collective, All Out Arts, Short Play Lab, Angry Head Productions and Living Room Theater. His work has been seen at the New York Times Center, Green Room 42, The Duplex, National Opera Center, Midtown International Theater Festival, Planet Connections Theater Festivity, Fresh Fruit Festival, and the Midwinter Madness Theater Festival. Marcus is also an O1 Visa lawyer for creative professionals.