Ristijärvi is a municipality of Finland. It is part of the Kainuu region. The municipality has a population of (), which make it the smallest municipality in Kainuu in terms of population. It covers an area of of which is water. The population density is . The municipality is unilingually Finnish. People born in Ristijärvi Salomo Pulkkinen, Member of Parliament Kari Härkönen, cross country skier Hannu Takkula, Member of the European Parliament Kaisa Mäkäräinen, biathlete References External links Municipality of Ristijärvi – Official website, finnish, english and german Municipalities of Kainuu Populated places established in 1867