Worldwide, Koljonen (Koljonen 
) is an extremely rare masculine first name. Much more frequently, Koljonen is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Koljonen | Sweden, Finland, United States, Germany, Estonia |
|
pele koljonen Finnish footballer, FI (b. 1988) |
|
| ali koljonen Finnish association football player, FI (b. 1988) |
|
Mr, Satu, Simo, Siru, Suna, Suvi, Sean, Anna, Anne, Anni, Arto, Aila, Aura, Auli, Atso, Cory, Benn, Beth, Kari, Karo, Kati, Kate, Sami, Sari, Sara, Miia, Ms, Kj, Mia, Ali, Anu, Ari, Pia, Ron, Roy, Lea, Kirk, Jed, Esa, Eva, Ira, Mari, Mary, Mark, Matt, Miro, Mika, Miko, Tim, and Kiia