Ernesto José Vidal Cassio, "El Patrullero", (November 15, 1921 – February 20, 1974) was an Italian Uruguayan footballer.

He was born Ernesto Servolo Pietro Vidal Cassio in Buie d'Istria, Italy (now Croatia).

He was part of the Uruguay national football team in the 1950 World Cup.

Peñarol Montevideo, Rosario Central in Argentina, and Fiorentina of Italy.

This biographical article related to a football forward from Uruguay is a stub.