The sculpture at the Plaza del Pilar depicts Francisco Goya, a famous painter born in Aragon. It is surrounded by two other statues.
Wikipedia (Spanish) https://es.wikipedia.org/wiki/Monumento_a_Goya
Address Plaza Nuestra Señora del Pilar, 50003 Zaragoza, Spain
Coordinates 41°39'19.595" N -0°52'36.581" E