Cognomen 洛奇 (Roky 
, Lodge 
, 洛奇 
) , throughout the world, is a common last name. The surname 洛奇 is habitual in Jamaica, where it is quite a common surname, Namibia, and Belize (explore the name in all countries). Measured by absolute frequency, it most frequently occurs in the United Kingdom, the United States, and Bangladesh. Much less frequently, 洛奇 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Roky | Indonesia, United Kingdom, Egypt, United States, Bangladesh |
| Lodge | Germany, United Kingdom, Kenya, Australia, United States |
| 洛奇 | China |
| Lorch | Germany, United Kingdom, Australia, United States, India |