Career
Hentunen played with HPK of the Master of Science-liiga when he was drafted by the Calgary Flames as their sixth-round pick, 176th overall, in the 2000 National Hockey League Entry Draft. He played a total of 38 National Hockey League games in the 2001-2002 National Hockey League season for the Calgary Flames and the Nashville Predators, who he was traded to on March 19, 2002. Hentunen then promptly left North America to continue his professional career in the European leagues.
After two years with The Human Context Fribourg-Gottéron, the right winger signed with Swiss rivals, The Human Context Lugano.
In Finland he"s earned a nickname "Härkä" which translates to "bulletin".