Last name Шарлау (Шарлау 
, Sharlau 
) , worldwide, is a very rare cognomen. The cognomen Шарлау is characteristic of Eastern Europe, particularly Bulgaria, where it is a rare surname, Russia, where it is a very rare surname, and Ukraine, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Шарлау | Russia, Ukraine |
| Sharlau | United States, Bulgaria, Russia |