Last name Fridrichsen (Fridrichsen 
) , in all the world, is a very rare surname. The last name Fridrichsen is habitual in Norway, where it is a very rare surname, Germany, where it is an extremely rare surname, and Brazil. Measured by absolute frequency, this name is the most popular in Brazil, the United States, and Germany.
| VARIANT | COUNTRY |
|---|---|
| Fridrichsen | Brazil, Norway, Germany, United States |
Frederiksen, Fredricson, Fredricsson, Fredriksen, Fredrikson, Fredriksson, Friderichsen, Friederichsen, Friedrichsen, Фредериксен, Фредриксен, Фредрикссон, Фридрихсен, and Фрідріхсен
| anton fridrichsen Norwegian-born Swedish theologian (1888-1953), NO (b. 1888) |
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| dagny fridrichsen Norwegian politician, NO (b. 1898) |
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