Family name Kruťa (Kruťa 
) , in all the world, is a very rare cognomen. The surname Kruťa is characteristic of Eastern Europe, particularly Czechia, where it is a rare surname.
| tomáš josef kruťa mineralogist and mineral collector, director of the mineralogy laboratory, Moravian Museum, Brno (1906-1998), CZ (b. 1906) |
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| stanislav kruťa (b. 1946) |
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