San Agustin Parish Church (Bay, Laguna) San Agustin Parish Church (Bay, Laguna) St. Augustine Parish Church (Filipino: "Simbahan at Parokya ni San Agustin") is the only Augustinian Roman Catholic church in Bay, Laguna, in the Philippines. The church was first administered by Augustinians friars and later transferred to the Franciscans. The current parish priest is Reverend Father John F. Tabot. It is historically considered as the oldest Roman Catholic church in the Province of Laguna upon the early conquest and establishment of La Laguna. The first church of Bay was constructed made of light material of bamboo and nipa by the first ever catholic missionaries in
Laguna (province) region in Luzon. The province is situated southeast of Metro Manila, south of Rizal, west of Quezon, north of Batangas and east of Cavite. Laguna is the third largest province in the CALABARZON region and the 63rd largest in the entire country. The municipalities of Cavinti and the city of San Pablo have the largest land areas with and , respectively. The municipality of Victoria has the smallest land area with . Laguna lies on the southern shores of Laguna de Bay, the largest lake in the country. The land near Laguna de Bay can be considered to be narrow