Cognomen Väisälä (Väisälä 
) , all around the world, is a very rare surname. The family name Väisälä is characteristic of Northern Europe, particularly Finland, where it is a rare surname.
| VARIANT | COUNTRY |
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| Väisälä | Finland |
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vilho väisälä Finnish meteorologist, FI (b. 1889) |
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yrjö väisälä Finnish astronomer and physicist, FI (b. 1891) |
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| väinö väisälä (b. 1879) |
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| kalle väisälä Finnish mathematician and Esperantist (1893-1968), FI (b. 1893) |
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| marja väisälä Finnish astronomer, FI (b. 1916) |
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| jussi väisälä Finnish mathematician, FI (b. 1935) |
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| iiro väisälä FI |
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| familio väisälä |
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