(Ehrengard) Melusine von der Schulenburg
Duchess of Kendal, mistress of King George I of Great Britain
Gregorio Luperon
Dominican military and state leader
Gregorio Ballesteros Honasan
Filipino politician and revolutionary
Gregorio Hilario del Pilar
Filipino revolutionary general
Gregorio Pietro XV Agagianian
Armenian cardinal
Gregorio Kilili Camacho Sablan
delegate to the U.S. House from the Northern Mariana Islands
Gregorio "Goro" Dati
Italian Renaissance diarist
Gregorio Paltrinieri
Italian swimmer
Gregorio "Goyo" Manzano
Spanish football manager
Gregorio Ricci
Curbastro, Italian mathematician who invented tensor calculus