Literature during Middle Age (Medieval) is dominated by theological-religious works, besides secular ones. Medieval authors often deeply respected the classical writers and the Church Fathers and tended to re-tell and embellish stories they had heard or read rather than invent new stories. [Source]
Some of Medieval authors:
(you may pick other authors outside this list)
The writer of Beowulf
St. Augustine Hyppo
You can submit your review posts on Medieval books in the linky below.