The San Sebastian Parish Church, informally known as Lumban Church, is the only Roman Catholic Church in Lumban, Laguna, Philippines. Its titular is St. Sebastian and its feast is celebrated every January 20. The first tabernacle outside Manila was inaugurated in Lumban including the first Eucharistic Procession outside of Manila. The Franciscans established the first School for Church Music in the country in this town under Father Juan de Santa Maria, OFM