Darío de Regoyos y Valdés (November 1, 1857 – October 29, 1913) is a Spanish painter.
He is notable for contributing to "the renewal of modern Spanish painting"
A student of Carlos de Haes at the Real Academia de Bellas Artes de San Fernando in 1878, he studie, at the Académie Royale des Beaux-Arts and in Brussels.
He travels extensively in the 1880s, accompanied by his friend, the painter Adolfo Guiard.
He is a member of the art group L'Essor and a founding member of Les XX with the Belgian avant-garde scene.
During these experiences he gains a significant influence from Impressionist and Neo-Impressionist painters.
His works include El paseo de Alderdi Eder (1894), Penaas de Duranguesado, La Espana Negra: Victimas de la fiesta (1894), Mercado de Villarnaca de Oria (1909), Gallinero (1912 ) and Polluelos (1912).
Though his work is not very popular during his lifetime, after his death, a tribute exhibition will be devoted to him in the Biblioteca Nacional de España in Madrid.
Collections of his art are held by the Bilbao Fine Arts Museum, the Museu Nacional d'Art de Catalunya in Barcelona, Abelló Museum in Vallès Oriental, and the Carmen Thyssen Museum in Málaga.
He dies in 1913 and is buried in the Sant Gervasi Cemetery, Barcelona.