Marthandanthurai is a coastal village on the shore of the Arabian Sea in Kanyakumari district, Tamil Nadu, India, near the border with Kerala and Tamil Nadu. The village is part of the Kollemcode panchayat. It belongs to the Roman Catholic Archdiocese of Trivandrum from 1967. Before 1967 this village was part of the Roman Catholic Diocese of Cochin. The village is known for its beauty and versatility. It is a pilgrimage centre of Our Lady of Lourdu and is dedicated to the patronage of Our Lady of Dolours. The historical AVM Canal flows through this village. Its golden sand beach is the attraction of this tourist village. Being the part of Kollemcode Town Panchayat, this is the prime centre of trade and transportation for the neighboring villages.The 70% of people live in Marthandanthurai speak Malayalam as their major spoken language and the remainder speak a mixture of Malayalam and Tamil. In short, it can be said that people have their own colloquial way of talking and language.This language slang has big difference among neighbor regions and villages.Marthandanthurai also call as 'Land of Marthanda Varma because the king who did lot of favors to this village.The villages of Vallavilai and Neerody are located near the village Marthandanthurai.This Village is located nearly 70 km from Kanyakumari and 30 km from Trivandrum.