Surname בלאצ'או (בלאצ'או 
) , worldwide, is a very rare family name. The last name בלאצ'או is habitual in Western Asia, particularly Israel, where it is a rare surname. Much less frequently, בלאצ'או is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| בלאצ'או | Israel |