Petrus Alfosus (sive Petrus Alfonsi; 1062 – 1140) astronomus, theologus, astrologus, medicusque Hispanicus; rabbinus religionis Iudaicae.
ISNI: 0000 0001 2282 827X • VIAF: 70576609, 79119217 • GND: 118740423 • LCCN: n50048960, n91107087 • BNF: 125482269 • SBN: SBLV127570 • CERL: cnp00399297, cnp01108421