Family name Латвис (Латвис 
, Latvis 
, Latvys 
) , in all the world, is a rare cognomen. The family name Латвис is habitual in Lithuania, where it is quite a rare surname, Latvia, and Belarus, where it is a rare surname. Measured by absolute frequency, it is the most numerous in Lithuania, the United States, and Belarus.
| VARIANT | COUNTRY |
|---|---|
| Латвис | Kazakhstan, Russia, Belarus |
| Latvis | Russia, Cambodia, United States, Latvia, Lithuania |
| Latvys | Germany, Argentina, Lithuania, United States |