- Pedro
Pedro I, Rey de Castilla y León 1334-1369 (Autor Personal)
- Pedro, the Cruel, King of Castile and Leon, 1334-1369
- Cabecera anterior: Pedro I, el Cruel, King of Castile and Leon, 1334-1369
- Pedro, the Cruel, 1334-1369
- Pedro, the Just, 1334-1369
- Peter, of Castile, 1334-1369
- Pedro I, de Castela
- Pedro, el Cruel, 1334-1369
- Pedro, el Justiciero, 1334-1369
English Wikipedia, viewed June 2, 2015 (Peter the Cruel (30 August 1334-23 March 1369), commonly called Pedro the Cruel or the Just, was the king of Castile and León from 1350 to 1369. He was the son of Alfonso XI of Castile and Maria of Portugal, daughter of Afonso IV of Portugal. Peter was the last ruler of the main branch of the House of Burgundy) https://en.wikipedia.org/wiki/Peter_of_Castile
Portuguese Wikipedia, viewed June 2, 2015 (Pedro I de Castela) https://pt.wikipedia.org/wiki/Pedro_I_de_Castela
La estirpe de Don Pedro I de Castilla y León en Venezuela, 2016: title page (Pedro I de Castilla y León en Venezuela) page 13 (Pedro I, El Cruel or El Justiciero, de Castilla y León; born August 30, 1334 in Burgos; assassinated by his half brother Infante don Enrique on March 22, 1369 in Montiel (Ciudad Real))
