The men's cycling sprint at the 2012 Olympic Games in London took place at the London Velopark from 4 to 6 August. There were 17 competitors from 17 nations, with nations once again limited to one cyclist each. The event was won by Jason Kenny of Great Britain, the nation's second consecutive victory in the men's sprint. Kenny was the eighth man to win multiple medals in the event. Kenny beat Grégory Baugé of France in the final. Australia's Shane Perkins took bronze.

Sir Jason Francis Kenny, is an English former track cyclist, specialising in the individual and team sprints. Kenny is the holder of most Olympic gold medals (7) and medals (9) for a British athlete. Kenny's seven Olympic gold medals place him joint 15th by reference to gold medals won in the Summer Olympic games since 1896. He is the single holder of the records for both most Olympic golds and Olympic medals for a cyclist.