Olli Määttä (born 22 August 1994) is a Finnish professional ice hockey defenceman for the Detroit Red Wings of the National Hockey League (NHL). He was selected by the Pittsburgh Penguins in the first round, 22nd overall, in the 2012 NHL Entry Draft. Määttä has also played for the Chicago Blackhawks and Los Angeles Kings.
Määttä was the first overall selection in the 2011 Canadian Hockey League Import Draft, and played for the Finnish junior team at the 2011 IIHF World U18 Championships and the 2011, 2012 and 2013 World Junior Ice Hockey Championships. Known for his shot-blocking ability and hockey IQ, Määttä was named to Finland's roster for the 2014 Winter Olympics as a 19-year-old.
Stanley Cup 2017 Pittsburgh Penguins | Prince of Wales Trophy 2017 Pittsburgh Penguins | Stanley Cup 2016 Pittsburgh Penguins | Prince of Wales Trophy 2016 Pittsburgh Penguins |