Donald Romain Davis (born February 4, 1957) is an American composer, conductor, and orchestrator. Best known for his work on The Matrix franchise, he has worked on numerous television and film scores, collaborating with directors including The Wachowskis, Ronny Yu, and Joe Johnston in film genres ranging from horror, to action, to comedy. He is the recipient of two Primetime Emmy Awards and four BMI Film Music Awards. Davis was born in Anaheim, California.