Family name Čušin (Čušin 
, Чушин 
) , throughout the world, is a very rare cognomen. The surname Čušin is characteristic of Slovenia, where it is a rare surname, Ukraine, where it is a very rare surname, and Russia.
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gregor čušin SI (b. 1970) |
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| branko čušin SI (b. 1935) |
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| boško čušin Slovene biologist, SI |
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