Family name Tétaz (Tétaz 
) , throughout the world, is a very rare surname. The cognomen Tétaz is habitual in Switzerland, where it is a very rare surname, France, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Tétaz | Switzerland, France, United States |
|
jacques-martin tétaz French architect (1818-1865), FR (b. 1818) |
|
| myriam tétaz CH (b. 1934) |
|
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| françois tétaz Australian film composer, AU (b. 1970) |
|
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| jean-marc tétaz CH |
|