Garth Dick "Jack" de Heer (born May 17, 1953) is a former professional ice hockey player. He was a Dutch international who spent most of his career in the Eredivisie.A Canadian of Dutch descent, de Heer spent his first five seasons in the Netherlands with Tilburg Trappers, averaging nearly four points a game. In 1976, he joined the Heerenveen Flyers where he spent the next four seasons.