- Source: Koponen
- Albin Koponen
- Meioneta parasaxatilis
- Savignia eskovi
- Meioneta amersaxatilis
- Procerocymbium buryaticum
- Obscuriphantes pseudoobscurus
- Praestigia sibirica
- Walckenaeria katanda
- Perlongipalpus mongolicus
- Uusitaloia wrangeliana
- Koponen
- Petteri Koponen
- Janne Koponen
- Suvi Koponen
- Kuikka-Koponen
- Albin Koponen
- Wolf spider
- Ari Koponen
- Niilo Koponen
- Noora Koponen
Koponen is a Finnish surname. Notable people with the surname include:
Kuikka-Koponen (1833–1890), Finnish illusionist and magician
Albin Koponen (1881–1944), Finnish sheet metal worker and politician
Aulis Koponen (1906–1978), Finnish international footballer
Niilo Koponen (1928–2013), American education and politician
Timo Koponen (born 1942), Finnish diplomat
Hannu Koponen (born 1959), Finnish ski-orienteering competitor
Ari Koponen (born 1982), Finnish politician
Ari Koponen (speedway rider) (1959–2018), Finnish speedway rider
Noora Koponen (born 1983), Finnish politician
Ville-Matti Koponen (born 1984), Finnish professional ice hockey forward
Marlo Koponen (born 1986), Finnish ice hockey defenceman
Petteri Koponen (born 1988), Finnish professional basketball player
Suvi Koponen (born 1988), Finnish fashion model
Jere Koponen (born 1992), Finnish football goalkeeper