Mathaji Chellammal is the founding mother of the Chellammal Education Society. After procuring her degree M.A and LT in Presidency College and Lady Wellington Training College, She entered service in 1933. In 1935 she joined the Lady Sivaswami Girls Hr.Sec.School as a history assistant. In 1940 she was elevated to the post of Headmistress and Correspondent of the School till 1991.

Mathaji Chellammal 0 affectionately called as "Amma" has served in the educational field for over 60 years.