Cognomen Santanen (Santanen 
) , across the world, is quite a rare last name. The cognomen Santanen is characteristic of Northern Europe, particularly Finland, where it is quite a common surname, Estonia, where it is a rare surname, and Sweden. Not in comparison with a country's population, it is commonest in Finland, the United States, and Sweden.
| VARIANT | COUNTRY |
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| Santanen | Sweden, Estonia, Finland, United States, Canada |
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jukka santanen FI (b. 1927) |
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ari santanen Finnish ice hockey player, FI (b. 1969) |
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| erkki santanen FI (b. 1925) |
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| pekka santanen modern pentathlete, FI (b. 1958) |
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| eino santanen Finnish poet, FI (b. 1975) |
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| jukka-pekka santanen Ph.D. Jyväskylän yliopisto 1994 |
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| juho santanen Finnish ice hockey player, FI (b. 1985) |
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| casper santanen Finnish ice hockey player, FI (b. 1987) |
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Mr, Emil, Eetu, Iida, Olli, Onni, Marko, Matti, Milla, Milja, Mirka, Minna, Mikko, Miika, Sanna, Sanni, Sarah, Saara, Sirpa, Sofia, Scott, Anton, Eric, Niko, Juho, Jusa, Ms, Max, Ari, Pia, Deb, Dan, Jim, Mary, Meri, Miro, Antti, Mika, Alex, Anna, Anne, Anni, Arto, Arja, Rita, Riku, Jani, John, Sami, and Arttu