Charlie Rosen is an American musician, composer, arranger, orchestrator, musical director, and music producer. He is best known for his work on Broadway, where he has worked on Be More Chill, Prince of Broadway, American Psycho, and, along with Bryan Carter, won the 2023 Tony Award for Best Orchestrations for Some Like It Hot. He is also the leader of the 8-Bit Big Band, a jazz orchestra specializing in video game music.