Family name Rytkölä (Rytkölä 
) , in all the world, is a very rare cognomen. The surname Rytkölä is habitual in Northern Europe, particularly Finland, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Rytkölä | Finland |
| olavi rytkölä Finnish professor, FI (b. 1914) |
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| johanna rytkölä Finnish sculptor (born 1956), FI (b. 1956) |
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| antero rytkölä Finnish politician, FI (b. 1959) |
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