Gregory P. Roman (born August 19, 1972) is an American football coach who is the offensive coordinator for the Baltimore Ravens of the National Football League (NFL). He previously served as an assistant coach for the Buffalo Bills, San Francisco 49ers, Houston Texans and Carolina Panthers. Since becoming the Ravens' offensive coordinator in the 2019 season, Roman has been credited with implementing a new style of offense, centered around quarterback Lamar Jackson, which helped propel them to a 14–2 record and the AFC North division title in 2019.