Francisco Patricio Ugarte Janietz (born 15 December 1986), is a German-Chilean former professional footballer who played as a defender.
Following his retirement, he joined the technical staff of Miguel Ponce in Santiago Wanderers as assistant coach.
Born in Germany to a Chilean father and a German mother, he holds dual nationality: GermanâÂÂChilean. In Spanish, his last name Janietz is known as Nieto.