Final answer:
Madonna played the role of Eva Perón in the 1996 film 'Evita', which showcases the life of the Argentine first lady who died of ovarian cancer shortly after her husband's reelection in 1952.
Step-by-step explanation:
The singer who played Eva Perón in the 1996 film Evita is Madonna. This film is an adaptation of the 1978 musical of the same name, with music composed by Andrew Lloyd Webber and lyrics by Tim Rice. Madonna's portrayal of Eva Perón, the wife of Argentine President Juan Perón, was a significant role in her acting career. Eva, affectionately known as “Evita,” was a beloved figure in Argentina, and her life was marked by her rise from humble beginnings to become an influential first lady before her untimely death from ovarian cancer in 1952, just short after Juan Perón was reelected.