Diego López de Haro may refer to:
Diego López I de Haro (died 1124×6) Diego López II de Haro (1162 – 1214) Diego López III de Haro (died 1254) Diego López IV de Haro (died 1289) Diego López V de Haro (c. 1250 – 1310) Diego López VI de Haro, son of Maria of Portugal, Lady of Meneses and Orduña Diego López de Haro y Sotomayor (died 1582) I Marques of Carpio
See also Diego López (disambiguation) Lope Díaz de Haro (disambiguation)