Family name Hesau (Hesau 
) , all around the world, is a very rare surname. The cognomen Hesau is habitual in Tanzania, where it is a very rare surname, Mexico, and Nicaragua. Measured by absolute frequency, it most frequently occurs in Tanzania, Mexico, and India. Likewise, Hesau is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Hesau | Spain, Mexico, Tanzania, India, Brazil |