Family name Люсси (Lussy 
, Люсси 
, Liussi 
) , in the entire world, is a rare cognomen. The family name Люсси is habitual in Switzerland, where it is a rare surname, Honduras, and Indonesia. Not in comparison with a country's population, it is commonest in Indonesia, Italy, and France. More prevalently, Люсси is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lussy | France, India, Czechia, Indonesia, Italy |
| Люсси | Russia, Kazakhstan, Kyrgyzstan |
| Liussi | Brazil, Argentina, Australia, United States, Italy |