Gregorius
Martyrological notice
The historical Roman Martyrology commemorates Gregorius on 11 February. The Latin notice identifies the record as pope. The source places the commemoration at Romae.
Historical martyrology witness · Martyrologium Romanum (Latin historical edition)
Romae sancti Gregorii Papae Secundi, qui Leonis Isaurici impietati acerrime restitit, et sanctum Bonifatium ad praedicandum Evangelium in Germaniam misit.