Janne Petteri Ahonen (born May 11, 1977 in Lahti, Finland) is a Finnish ski jumper. His achievements include individual World Championships in 1997 (normal hill) and 2005 (large hill), first place in the World Cup in 2003–2004 and 2004–2005, and first place in the Four Hills Tournament in 1998–99, 2002–2003, 2004–2005 and 2005–2006. With these four wins he ties the record with Jens Weissflog. Wikipedia
The definitive Wikipedia entry for Janne Ahonen. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Janne_Ahonen