Family name Tvrdić (Tvrdić 
) , all around the world, is a very rare surname. The surname Tvrdić is characteristic of Southern Europe, particularly Croatia, where it is quite a rare surname.
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damir tvrdić Croatian basketball player, HR (b. 1968) |
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| lovre tvrdić Croatian basketball player, HR |
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| dražen tvrdić Croatian basketball player, HR |
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