Segura, Juan Baptista de (1529–1571) – Encyclopedia Virginia
SUMMARY Juan Baptista de Segura was a priest and vice-provincial of the Jesuits in the Spanish province of La Florida. In 1570 he led a mission to the Chesapeake Bay and was killed the next year in an ambush led by Don Luís de Velasco (formerly Paquiquineo), a Virginia Indian who had converted to Christianity. Born in Toledo and educated at a time when Spanish clerics vigorously debated the best way of converting American Indians, Segura joined the Society of Jesus in 1556 and was ordained a priest the following year. Ten years after that he was named vice-provincial of the Jesuits ...
Source: encyclopediavirginia.org