Cognomen 格雷戈里 (Gregory 
, Grégory 
, Grégori 
) , all over the world, is a widespread family name. The last name 格雷戈里 is characteristic of Guernsey, where it is quite a common surname, Antigua and Barbuda, and Isle of Man (explore the name in all countries). In absolute terms, it is commonest in the United States, the United Kingdom, and Nigeria. More frequently, 格雷戈里 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gregory | United Kingdom, South Africa, Nigeria, United States, France |
| Grégory | United Kingdom, Canada, Belgium, United States, France |
| Grégori | Brazil, Argentina, France |
| 格雷戈里 | China |
Geleigeli, Gergely, Greger, Gregers, Gregor, Gregori, Gregorie, Gregorio, Gregorius, Gregorová, Greig, Grigalius, Grigor, Grigori, Grigorij, Grigorios, Grigoris, Grigory, Grzegorz, Grzesiek, Grzesiu, Grześ, Hryhorij, Hryhoriy, Juris, Krikor, Rehor, Reijo, Ryhor, Řehoř, Řehořová, Γρηγόρης, Γρηγόριος, Гжегож, Грег, Грегер, Грегор, Грегори, Грегорио, Грегорі, Грегоріо, Григор, Григорий, Григориос, Григорій, Гриня, Гриша, Грыгоры, Грэг, Крикор, Рейо, Ригор, Рыгор, Юрис, גרגורי, جريجوري, غريغور, غريغوري, გრიგოლი, グレガー, グレゴリー, and 格雷戈里奥