title: Kainulainen (surname)
text: # Kainulainen (surname)
  
  Kainulainen is a Finnish surname. Notable people with the surname include:
  
  * Heikki Kainulainen (1917–2005), Finnish farmer and politician
  * Markus Kainulainen (1922–2017), Finnish politician
  * Jari Kainulainen (born 1970), Finnish bass guitarist
  