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 | Belarus, Russia, Kazakhstan |
| Latvis | Russia, Cambodia, Lithuania, United States, Latvia |
| Latvys | Argentina, Germany, Lithuania, United States |