Eduardo Zamacois y Zabala (2 July 1841 – 12 January 1871) was a Spanish Academic painter who specialized in small-scale canvases.

[2] In 1860, on Madrazo's recommendation, he went to Paris and attended the classes of Charles Gleyre in preparation for applying to the Ècole des Beaux-Arts.

In 1861, he was commissioned to create decorative paintings in the quarters of the future king, Alfonso XII at the Palacio Real de Madrid.

[2] He was married in Paris in 1865, to Louise Marie Héloise Perrin, whom he had met at the home of his friend, Jehan Georges Vibert.

They had two children: Miguel Louis Pascual, who became a well-known journalist and playwright, and a posthumous daughter, Marie Hélène, (who married the painter, Jean Alfred Marioton).