3 links
Catholic Encyclopedia: Giraldus Cambrensis
newadvent.org
Biographical article on the medieval ecclesiastic and writer.
The Cambridge History of English and American Literature: Giraldus Cambrensis
bartleby.com
The life and writings of this Welsh-Norman cleric.
Wikipedia: Giraldus Cambrensis
en.wikipedia.org
Short biographical article, in English and Welsh, hyperlinked to related topics.