(died 1285) was a Portuguese Cardinal
of the Papal Curia.
He was bishop of Salamanca in 1272, and archbishop of Braga 1275-1278. He acquired also the abbacy of Husillos. As Cardinal he was bishop of Frascati and Dean of the Sacred College of Cardinals.
- Margarita Torres Sevilla and Peter A. Linehan, A misattributed tomb and its implications: cardinal Ordoño Álvarez and his friends and relations, Rivista di Storia della Chiesa in Italia, Anno LVII nº-1 (2003), pp. 53-63.