Cognomen Shadmehr (شادمهر 
, Shadmehr 
) , in the entire world, is quite a rare surname. The cognomen Shadmehr is characteristic of Iran, where it is quite a rare surname, Canada, where it is a very rare surname, and the United States, where it is an extremely rare surname. Likewise, Shadmehr is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| شادمهر | Iran |
| Shadmehr | Canada, United States, Turkey, Iran |
| reza shadmehr Iranian-American neuroscientist, IR |
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| reza shadmehr researcher |
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| mohammad behgam shadmehr researcher ORCID 0000-0002-3303-6750 |
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| azadeh shadmehr researcher |
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| reza shadmehr Ph.D. University of Southern California 1991 |
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