Koponen
Koponen is the family name of the following people:
- Aune Kyllikki Koponen (* 1938), Finnish botanist
- Aulis Koponen (1906–1978), Finnish football player
- Petteri Koponen (* 1988), Finnish basketball player
- Tero Koponen (* 1977), Finnish ski jumper
- Timo Juhani Koponen (* 1939), Finnish botanist
