Gass Forest Museum is a government run natural history museum situated at Coimbatore, Tamil Nadu, South India. Toward the end of the nineteenth century, an aborted try was made through J. A. Gamble, the conservator of forests of Madras Presidency to set up a forest museum within the province. A few years later in 1902, Gamble's successor as Conservator of Forests, Horace Arichibald Gass, succeeded in organising a museum for forestry.
It was opened to the public 15 April 1902 via Baron Ampthill, the then Governor of Madras. When Gass, the first curator, retired in 1905, his successor F. A. Lodge renamed the museum in his honor. It became elevated in 1905 and 1915. In 1912, the Madras Forestry College currently the Tamil Nadu Forest Academy was installed within the museum grounds to educate foresters. During 1942-47, the museum changed into closed and the homes used as shelters for World War II evacuees from Malta and Greece.
After Indian Independence in 1947, the museum got here underneath the Government of Tamil Nadu. It is presently administered by the control of Institute for Forest Genetics and Tree Breeding IFGTB, which is likewise located inside the same campus as the museum. The museum changed into reopened for public on May 1, 2015 after sporting out preservation works. A 3rd diorama depicting flora and fauna in its herbal habitat has been delivered.