Last name Fallenius (Fallenius 
) , in all the world, is a rare family name. The cognomen Fallenius is characteristic of Northern Europe, particularly Finland, where it is quite a rare surname, Sweden, and Denmark, where it is a rare surname. In absolute terms, it is commonest in Sweden, Finland, and Poland.
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| Fallenius | Denmark, Finland, Sweden, Poland, United States |
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carl magnus fallenius Swedish priest and politician, SE (b. 1815) |
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| carl johan fallenius Swedish American charlatan, SE (b. 1811) |
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constantin fallenius Swedish military personnel, SE (b. 1862) |
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| albert fallenius Swedish military personnel (1863-1941), SE (b. 1863) |
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| ivar fallenius SE (b. 1866) |
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| bertil fallenius Swedish jurist and county governor, SE (b. 1900) |
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| ella fallenius Swedish translator, SE (b. 1902) |
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| arne fallenius SE (b. 1910) |
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constantin fallenius SE |
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| bjorn fallenius Swedish American bridge player and club owner (b. 1958) |
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| peter fallenius SE (b. 1951) |
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| anders fallenius Swedish journalist, SE (b. 1966) |
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| sigrid fallenius |
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| oskar fallenius association football player, SE |
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Mr, Oskar, Odile, Matias, Magnus, Monica, Mikael, Myriam, Stefan, Anders, Annika, Agneta, Benoit, Daniel, Joakim, Jesper, Jemina, Thomas, Niklas, Helene, Hedvig, Valter, Heidi, Henri, Hanna, Jonas, Ms, Eva, Sara, Anna, Carl, Karl, Lina, Elin, Eric, Hans, Viveca, Maria, Susan, Soren, Sofia, Claes, Bjorn, Kathy, Peter, Linda, Lotta, Johan, Mikko, and Susanne