Operación Triunfo series 4

Operación Triunfo is a Spanish reality television music competition to find new singing talent. The fourth series, also known as Operación Triunfo 2005, was aired on Telecinco then La 1 refused a fourth series, from 30 July 2005 to 13 October 2005, presented by Jesús Vázquez.

Sergio Rivero was the winner of the series.

Headmaster, judges and presenter

 * Headmaster: Kike Santander
 * Judges: Noemí Galera, Augusto Algueró, Javier Llano and Inma Serrano
 * Presenter: Jesús Vázquez

Results summary

 * Colour key