Kārlis Kalvītis (born March 25, 1991 in Riga) is a Latvian ice hockey defenceman, currently playing for HK Riga of the Minor Hockey League. For the Latvian national team Kalvitis has played in the 2009 Division 1 U18 championship, as well as the 2010 World U20 Championship. Kārlis father, Aigars Kalvītis, is a former Prime Minister of Latvia and one of Dinamo Riga owners.