Juan Castillo (born October 8, 1959) is an American football coach who is the tight ends coach for the Washington Commanders of the National Football League (NFL). He played college football at Texas A&I as a linebacker and played for the San Antonio Gunslingers of the United States Football League in the mid–1980s. Castillo then coached high school and college football before joining the Eagles in 1995 as an offensive assistant. He has served as both a coach for tight ends and the offensive line.