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Dictionary of Medieval Names
from European Sources

Theophilus m. Ancient Greek θεός 'god, deity' + Ancient Greek φίλος 'beloved, dear'.

The name of a minor New Testament character, two 2nd C saints, a 5th C saint and pope of Alexandria, a 6th C saint, a 9th C Byzantine emperor, and a 10th C saint and pope of Alexandria. Wycliffite Bible (1395): Theofle, Theofile.

France
Middle French
1565 Téophile RegPCC-1 p. 126
Cite as: S.L. Uckelman. "Theophilus". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2018, no. 1. http://dmnes.org/2018/1/name/Theophilus.