John Reiser (June 24, 1938 – November 19, 2005) was an American race car driver and successful businessman from Wisconsin.
He later founded Reiser Enterprises in Denver, North Carolina, in which he furthered the career of his son Robbie.
Robbie was the crew chief in the NASCAR Sprint Cup Series for Roush Fenway Racing team driver Matt Kenseth.
Later, Robbie became the general manager for Roush Fenway at the end of 2007, leaving Matt Kenseth.
He raced that year at tracks including Hales Corners Speedway in metro Milwaukee.