Ren Chengyuan (born 1986-09-20 in Jiangsu) is a female Chinese Olympic cyclist, who competed for Team China at the 2008 Summer Olympics.
2001 Xuzhou Spare-time Sports School;2002 Jiangsu Provincial Mountain Bike Team;2005 National Team2004 Mountain Bike National Championships - 2nd women's cross country;2005 Mountain Bike National Championships - 1st women's cross country;2005 Mountain Bike Asian Championships - 1st women's cross country;2006 Mountain Bike World Championships - 1st women's U23 cross country;2007 Mountain Bike World Cup Round 1 - Houffalize, Belgium - 1st;2008 Mountain Bike World Cup Round 1 - Houffalize, Belgium - 1st;2008 Mountain Bike World Cup Round 2 - Offenburg, Germany - 3rd;2008 Olympic Games - 5th mountain bike, women's cross country;2009 Mountain Bike World Cup Round 2 - Offenburg, Germany - 1st;2009 Mountain Bike World Cup Round 3 - Houffalize, Belgium - 3rd;2009 Mountain Bike National Championships - 1st women's cross country;2009 National Games - 1st women's cycling mountain cross-country;2010 Asian Games - 1st women's cycling mountain cross-country.2011 Mountain Bike World Cup Round 1 - Pietermaritzburg, South Africa - 1st;