Eduardo Enrique Vilches Arriagada (born 21 April 1963) is a former Chilean footballer who played as a defender.
Vilches began his professional career with Magallanes, before moving to Universidad Católica and Colo-Colo, with a brief step on loan at Malleco Unido. He also played for Necaxa in the Primera División de Mexico. In 1999 he returned to Chile and joined Unión Española, winning the 1999 Primera B.
Vilches made 30 appearances for the senior Chile national football team from 1990 to 1998. He made his debut on October 17, 1990 in a friendly match against Brazil (0-0).
In 2014, he coached Malleco Unido in the Segunda División Profesional de Chile.
Vilches was a candidate to councillor for La Reina commune in the 2024 Chilean regional elections.