Family name Kontio (Kontio 
) , worldwide, is quite a rare last name. The surname Kontio is habitual in Northern Europe, particularly Finland, where it is quite a common surname, Sweden, where it is quite a rare surname, and Estonia, where it is a rare surname. Not in comparison with a country's population, this name is the most popular in Finland, Sweden, and the United States.
| VARIANT | COUNTRY |
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| Kontio | Finland, Spain, Sweden, United States, China |
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jaakko kontio Finnish architect (1924-2016), FI (b. 1924) |
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| kalle kontio Finnish architect (1879-1954), FI (b. 1879) |
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orvo kontio Finnish actor (1932-1996), FI (b. 1932) |
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| oskari kontio Finnish politician, FI (b. 1884) |
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jorma kontio Finnish harness racing driver, FI (b. 1953) |
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nea kontio Finnish politician and priest, FI (b. 1953) |
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tomi kontio Finnish author and poet, FI (b. 1966) |
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| tauno kontio Finnish middle-distance runner and sprinter, FI (b. 1929) |
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| pekka kontio Finnish sculptor (1933-1976), FI (b. 1933) |
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timo kontio Finnish politician, FI (b. 1983) |
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anna-julia kontio Finnish equestrian, FI (b. 1991) |
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| matti kontio Finnish composer (1948-2017), FI (b. 1948) |
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| kari kontio Finnish author and journalist, FI (b. 1956) |
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| mia kontio Finnish geneticist, FI |
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| mira kontio Finnish association football player, FI |
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Mr, Sari, Sami, Satu, Simo, Suvi, Alex, Anna, Anne, Anja, Anri, Arto, Arja, Asko, Aino, Aura, Atte, Aaro, Kari, Kati, Pasi, Riku, Sara, Miia, Mika, Mike, Ms, Mia, Ann, Ari, Aki, Kim, Pia, Lea, Jon, Tom, Lisa, Teo, Tia, Nea, Esa, Eva, Ida, Mari, Mary, Mark, Mira, Miro, Tea, and Jani