The Encyclopedia of Saints - Page 138 - Google Books Result
https://books.google.co.uk/books?isbn=1438130260
Rosemary Guiley - 2001 - Christian saints
He is honored as a saint in Rome and in several dioceses. ... Beatified: 1713 by Pope Clement XI Feast: January 10 (formerly February 16) Gregory of Elvira (d. ca. 392) Bishop of Elvira; ... Feast: April 24 Gregory the Illuminator (257?–337?) ...The Book of Saints: - Google Books Result
https://books.google.co.uk/books?id=hpfmCgAAQBAJ
Saint Augustine's Abbey, Aeterna Press - 2015 - Religion
He rested from his labours, March 12, A.D. 604, and was buried in St. Peter's. GREGORY of ELVIRA (St.) Bp (April 24) (4th cent.) One of the champions of the .