He was probably the anonymous merino deputed by Diego Gelmírez to lead Galician forces against the rebels in the early 1130s, according to the Historia Compostellana.
[9] In 1141, during a visit to Compostela, Alfonso VII found Pelayo to have violently seized some property of the monastery of San Martiño Pinario and ordered him to restore it.
[3] In 1140, Pelayo referred a dispute brought before him as lord by the nuns of San Pedro de Ramiranes and the knight Álvaro Rubeo to the royal court at Salamanca.
[11] In September 1141 at Santiago de Compostela, Alfonso VII adjudicated a dispute between Pelayo and the monastery of San Martiño Pinario.
King García Ramírez of Navarre was present at this meeting to discuss Alfonso's planned campaign against Almería the following year.
[17] On 20 April 1159, he and his wife purchased a share in the church of Santa Cristina in Lavadores [es] from Alfonso Oséviz for seventy solidi.