Reynaldo Valera Guardiano, better known as Rey Valera, is a Filipino singer, songwriter, music director, film scorer and television host. He wrote and produced songs that were recorded by various singers, most notably Sharon Cuneta. Regarded as one of the pillars and icons of Original Pilipino Music. He was a judge of the singing contest Sing Galing!. He was a former head judge of the singing contest segment "Tawag ng Tanghalan" in a variety noontime show It's Showtime. He is a cousin of former Abra Governor Vicente Valera.