Michal Čajkovský (born May 6, 1992) is a Slovak ice hockey defenceman. He is currently playing with the Ottawa 67's of the Ontario Hockey League. Čajkovský made his European Elite debut during the 2009-10 season playing in the Slovak Extraliga with HC Slovan Bratislava. Čajkovský participated at the 2012 World Junior Ice Hockey Championships as a member of the Slovakia men's national junior ice hockey team.