Family name Klíč (Klíč 
) , worldwide, is a rare last name. The last name Klíč is habitual in Eastern Europe, particularly Czechia, where it is quite a rare surname.
| alois klíč CZ (b. 1883) |
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| vojtěch klíč CZ (b. 1887) |
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| františek klíč CZ (b. 1896) |
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| josef a. klíč CZ (b. 1900) |
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| jan klíč (b. 1910) |
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| bohuslav klíč (b. 1911) |
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josef klíč Czech composer and violoncellist, CZ (b. 1976) |
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| antonín klíč (b. 1918) |
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| milan klíč Czechoslovak sculptor, CZ (b. 1949) |
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| josef klíč (b. 1944) |
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