The Shrine of Our Lady of Madhu is a Roman Catholic Marian shrine in Mannar district of Sri Lanka. With a history of more than 400 years, the shrine acts as a center of pilgrimage and worship for Sri Lankan Catholics. The site is considered as the holiest Catholic shrine in the island and is a well known place of devotion for both Tamil and Sinhalese Catholics. The church has been a symbol of unity not just between Tamils and Sinhalese but also between people of different religions, including Buddhists, Hindus and Protestants.