Alvaro Delgado ( 1922 - ) is a Spanish painter. Alvaro Delgado s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 37.01 USD for Liebre in 2011 to 2652.29 USD for El Empecinado d'Aprés Goya in 2016 , based on the size and medium of the artwork.