Henry II of Castile
Henry of Trastamara (
1333? -
1379), was the illegitimate son of
Alfonso XI of Castile and Leonora de Guzman, and half brother to
Peter I of Castile. Became
Henry II of Castile in
1366 when, as head of a host of soldiers of fortune, and with the aid of Bertrand du Guesclin, he drove Peter from his throne without giving battle. Henry murdered Peter in
1369. Married to Joan, daughter of John Manuel of Villena, head of a younger branch of the royal house of Castile. Their son was
John I of Castile.