The Diocesan Shrine of San Agustin and Parish of Santa Cruz, commonly known as Holy Cross Parish or the Parish of Santa Cruz, is a Roman Catholic church in the municipality of Tanza, in the province of Cavite, Philippines. The shrine is under the jurisdiction of the Diocese of Imus. The patron saint of the town is Augustine of Hippo commonly known as "Tata Usteng". The Holy Cross serves as the titular patron. The town patronal feast is celebrated annually every August 28.