Meldrum Mountain el. 9,468 feet (2,886 m) is a mountain peak in the southwestern section of the Gallatin Range in the Montana portion of Yellowstone National Park. The mountain was named in 1962 by the National Park Service for Judge John W. Meldrum (born September 17, 1843, died February 27, 1936) the first U.S. Commissioner in Yellowstone National Park, a position he held for 41 years (1894-1935).