Family name Lapáček (Lapáček 
) , in all the world, is a rare cognomen. The last name Lapáček is characteristic of Eastern Europe, particularly Czechia, where it is quite a rare surname.
| VARIANT | COUNTRY |
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| Lapáček | Czechia |
| jan lapáček CZ (b. 1874) |
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| ladislav lapáček CZ (b. 1920) |
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| jiří lapáček Czechoslovak programmer, CZ (b. 1956) |
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| petr lapáček CZ (b. 1951) |
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| jiří lapáček CZ (b. 1960) |
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| miloš lapáček CZ (b. 1968) |
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| michal lapáček CZ (b. 1981) |
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| vojtěch lapáček badminton player, CZ (b. 1999) |
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