Gerrit Jan Heijn (14 February 1931, Zaandam – 9 September 1987) was a Dutch businessman, who was a top manager of Ahold until his death in 1987. His grandfather was Albert Heijn, who originally founded the family business, and his older brother was also named Albert Heijn, who was the founder of Ahold. His son, Ronald Jan Heijn, played for the Dutch national field hockey team.