Ambasamudram (Tamil: அம்பாசமுத்திரம்) is a taluk in Tirunelveli district in the state of Tamil Nadu, India. The entire taluk had a population of 392,226 as of 2001, with 42.5% classified as rural. The taluk is named for the principal town with the same name. The town of Ambasamudram had a population 32,739 as of 2001.

This picturesque town is situated in the foothills of western ghats on the northern bank of Tamirabarani (Tamiram = copper, it conatins traces of copper)river with a twin town Kallidaikurichi/Kallidai is situated on the southern bank.

As of 2001^[update] India census, the town of Ambasamudram had a population of 32,681. Males constitute 49% of the population and females 51%. Ambasamudram has an average literacy rate of 76%, higher than the national average of 59.5%; with 52% of the males and 48% of females literate. 9% of the population is under 6 years of age.

Manjolai Hills

Located between elevations ranging from 1000 to 1500 Metres, the Manjolai area is set deep within the Western Ghats within the Kalakad Mundanthurai Tiger Reserve in the Tirunelveli District. Located on top of the Manimuthar Dam & the Manimuthar Water Falls, the Manjolai area comprises Tea Plantations, Small settlements around the tea plantations; Upper Kodaiyar Dam and a windy view point called Kuthiravetti