Gerard Hartmann (born 1960 or 1961) is a physical therapist based in Limerick, Ireland. Previously competing as a triathlete, Hartmann was the Irish national triathlon champion on several occasions in the 1980s and early 1990s. As a physiotherapist, he has worked with a number of Olympic athletes. He was also reportedly "consulted by Nike" on the design of the Nike Free running shoe.
Athletes with whom Hartmann has reportedly worked include:
Gerard Hartmann, an exercise physiologist in Limerick, Ireland [..] was consulted by Nike on the Free's design