Cognomen Suonio (Suonio 
) , around the globe, is a rare family name. The surname Suonio is habitual in Northern Europe, particularly Finland, where it is quite a rare surname, Estonia, where it is a rare surname, and the United Kingdom, where it is an extremely rare surname.
| VARIANT | COUNTRY |
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| Suonio | Finland, Estonia, United Kingdom, United States |
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evert suonio Finnish stage actor (1871-1934), FI (b. 1871) |
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kirsti suonio Finnish actor, FI (b. 1872) |
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| kaija suonio Finnish actor (b. 1890) |
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kaarina suonio Finnish politician, FI (b. 1941) |
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| antero suonio Finnish stage actor (1897-1944), FI (b. 1897) |
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| martta suonio Finnish actor (1899-1967), FI (b. 1899) |
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| mirjami suonio Finnish writer (1906-1987), FI (b. 1906) |
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roope suonio Finnish basketball player, FI (b. 1982) |
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| raimo suonio Finnish programmer, FI |
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Mr, Roope, Leena, Jorma, Jukka, Taina, Evert, Harri, Hannu, Raija, Heidi, Maaret, Sakari, Arthur, Ramona, Julius, Henrik, Kaarina, Petteri, Markku, Pirjo, Petri, Katri, Ms, Art, Mika, Sari, Saga, Aino, Aaro, Aapo, Tomi, Timo, Olli, Maria, Merja, Milja, Mikko, Miika, Silja, Sella, Antti, Pekka Tapani, and Miikka Jussi Oskari