Last name 拉西 (Lacey 
, Rathi 
, 拉西 
) , around the world, is a widespread cognomen. The surname 拉西 is habitual in Northern Europe, particularly Guernsey, where it is quite a common surname, Ireland, and the United Kingdom (explore the name in all countries). Not in comparison with a country's population, the name is most common in India, the United States, and the United Kingdom. Also, 拉西 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lacey | United Kingdom, Australia, Ireland, United States, India |
| Rathi | United Kingdom, Australia, Nepal, United States, India |
| 拉西 | China |
| Russey | United Kingdom, Australia, Mexico, United States, Canada |