Family name Havlasa (Havlasa 
) , across the world, is a very rare surname. The last name Havlasa is characteristic of Eastern Europe, particularly Czechia, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Havlasa | Czechia |
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quido havlasa Czech music educator, composer, choirmaster and organist, CZ (b. 1839) |
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bohumil havlasa Czech traveller, publicist and writer (1852-1877), CZ (b. 1852) |
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jan havlasa Czech writer and diplomat, CZ (b. 1883) |
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elsie havlasa Czech American author, translator., US (b. 1891) |
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| zdeněk havlasa CZ (b. 1890) |
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