Mikhail Sergeyevich Kazelin (, born 19 September 1996) is a Russian speed skater.
In November 2015 Kazelin won the 1000m event at the Junior World Cup in Groningen. That season he won the overall 500m competition. He took part in the first competition weekend of the 2018âÂÂ19 ISU Speed Skating World Cup where he finished 10th in the 1500m Division B event.
He is the twinbrother of speed skater Elizaveta Kazelina.