Mike Matthew Buckna (September 5, 1913– January 6, 1996) was a Canadian amateur ice hockey player and coach of Slovak origin.
Between stints as a player with the Trail Smoke Eaters, he was instrumental in developing hockey in Czechoslovakia throughout the 1930s and 1940s.
He established the sport at the grassroots level while coaching the Czechoslovak national team to European and World Championship titles, as well as a silver medal at the 1948 Olympics.