Gregorio of Verucchio   (m)   1225-1343  
Saints
Gregorio Barbarigo   (m)   1625-1697  
Saints
Gregorio Grassi   (m)   1833-1900  
Saints
Pedro Armendáriz   (middle name Gregorio)   (m)   1912-1963  
Notable Actors and Entertainers   (actor)