Michel Leclercq (born 1938/1939) is a French billionaire businessman. He is the founder and 40% owner of Decathlon Group, a sporting goods retailer.
Leclercq was born in France. His cousin, Gérard Mulliez (cousin), is the founder of the Auchan department store chain, and Mulliez owns another 40% of Decathlon.
Leclercq founded Decathlon Group, a sporting goods retailer, in 1976.
As of November 2015, Forbes estimated his net worth at US$2.6 billion.
He is married with four children, and lives in France.
His wife, Marie-Claude Leclercq, is a psychotherapist, and represents the family on the council of the Decathlon Foundation, started in 2005.