Last name قیاسی (قیاسی 
) , in the world, is a very rare cognomen. The family name قیاسی is characteristic of Southern Asia, particularly Iran, where it is a very rare surname.
| سید مهدی قیاسی Iranian footballer, IR (b. 1941) |
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| مرتضی قیاسی Iranian freestyle wrestler, IR (b. 1995) |
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