Prosopography of the Later Roman Empire (abbreviated as PLRE) is a work of Roman prosopography published in a set of three volumes collectively describing many of the people attested to have lived in the Roman Empire from AD 260, the date of the beginning of Gallienus' sole rule, to 641, the date of the death of Heraclius. Sources cited include histories, literary texts, inscriptions, and miscellaneous written sources. Individuals who are known only from dubious sources (e.g., the ), as well as identifiable people whose names have been lost, are included with signs indicating the reliability.
A project of the British Academy, the work set out with the goal of doing
The volumes were published by Cambridge University Press, and involved many authors and contributors. Arnold Hugh Martin Jones, John Robert Martindale, and John Morris were the principal editors.
The work is now available on Archive.org https://archive.org/details/prosopography-later-roman-empire/PLRE-I/
The Prosopography of the Byzantine World project aims to extend the coverage to the year 1265.