Family name Ottoz (Ottoz 
) , all around the world, is a rare last name. The last name Ottoz is characteristic of Switzerland, where it is a rare surname, Italy, where it is a very rare surname, and France. Measured by absolute frequency, it most frequently occurs in France, Italy, and Poland. Much less frequently, Ottoz is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ottoz | Italy, France, Switzerland, United States, Poland |
| jérôme ottoz French merchant, FR (b. 1819) |
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| émile-rené ottoz French painter, FR (b. 1863) |
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eddy ottoz Italian athlete, IT (b. 1944) |
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laurent ottoz athletics competitor, IT (b. 1970) |
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patrick ottoz hurdler, IT (b. 1971) |
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| pilar ottoz Italian athlete and journalist, IT |
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