Last name Haajanen (Haajanen 
) , around the globe, is a rare cognomen. The surname Haajanen is habitual in Northern Europe, particularly Finland, where it is quite a rare surname, Estonia, where it is a rare surname, and Sweden.
| VARIANT | COUNTRY |
|---|---|
| Haajanen | United States, Finland, Sweden, Estonia |
| timo haajanen FI (b. 1946) |
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| pekka haajanen Finnish ice hockey official, FI (b. 1964) |
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| antti haajanen Finnish sports journalist and journalist, FI (b. 1974) |
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| sofia haajanen Finnish orienteer, FI (b. 1987) |
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Mr, Laura, Lauri, Janne, Johan, Jouni, Julia, Jyrki, Teemu, Tiina, Tuomo, Tuula, Virpi, Stefan, Carina, Riitta, Jarkko, Taneli, Eerika, Helena, Susanna, Miika-Matias, Riina, Roope, Raija, Pekka, Ms, Esa, Mari, Aino, Kari, Kati, Leif, Jami, Joel, Juha, Karoliina, Timo, Erik, Eino, Ossi, Marco, Marko, Senni, Antti, Kalle, Kirsi, Petri, Esko, and Ville-Veikko