Last name Klempera (Klempera 
) , in all the world, is a very rare cognomen. The cognomen Klempera is habitual in Croatia, where it is a rare surname, and Czechia.
| VARIANT | COUNTRY |
|---|---|
| Klempera | Croatia, Czechia |
| josef klempera Czech writer (1926-2011), CZ (b. 1926) |
|
|
| jiří klempera (b. 1946) |
|
|
| pavel klempera CZ (b. 1958) |
|