In all the world, Happonen (Happonen 
) is a very rare masculine given name. The given name Happonen is characteristic of Eastern Asia, particularly China, where it is an extremely rare boy's name. Much more frequently, Happonen is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Happonen | Germany, Estonia, Finland, Sweden, United States |
| tuure happonen FI (b. 1899) |
|
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| aarre happonen Finnish trade union leader, FI (b. 1910) |
|
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| hanna happonen FI |
|
Mr, Arho, Asko, Atro, Aaro, Aatu, Aapo, Kari, Kati, Kiia, Panu, Paul, Pasi, Piia, Pyry, Rosa, Riku, Jani, Jari, Joni, Juha, Juho, Arja, Arto, Anni, Anne, Ms, Mel, Ari, Amy, Ada, Aki, Ken, Pia, Pã, Leo, Taru, Fia, Mika, Sara, Sari, Sami, Satu, Saku, Simo, Suvi, Alex, Anna, Mari, and Tomi