Chanca, Diego Alvarez
(late 15th century)
Physician-in-ordinary to Ferdinand and Isabella, of Castile and Aragon.
He accompanied Columbus on his second voyage and his medical treatment saved the lives of those afllicted with malarial fever.
The site of one of the first Christian settlements in the New World, Isabella, ten leagues east of Cape Monte Christi, Haiti, was decided on as a result of his advice.
He was the author of a valuable letter describing the flora, fauna, and ethnography of America, and of two medical works.
New Catholic Dictionary