Platino Award for Best Original Score

The Platino Award for Best Original Score (Spanish: Premio Platino al mejor banda sonora) is one of the Platino Awards, Ibero-America's film awards, presented by the Entidad de Gestión de Derechos de los Productores Audiovisuales (EGEDA) and the Federación Iberoamericana de Productores Cinematográficos y Audiovisuales (FIPCA).

Spanish composer Alberto Iglesias holds the record of most wins in the category with five, four of them being consecutive (from 2017 to 2020). Iglesias also holds the record of most nominations with six. For his work in Parallel Mothers, Iglesias won the Platino and was nominated for the Academy Award for Best Original Score.

In the list below. the winner of the award for each year is shown first, followed by the other nominees.