The Minor Basilica of Saint Michael the Archangel, commonly known as the Tayabas Basilica, is a Roman Catholic basilica located in Tayabas, Quezon, Philippines under the Roman Catholic Diocese of Lucena. Its titular is Saint Michael the Archangel, whose feast is celebrated annually on September 29.
The church is the largest in the province of Quezon; and is built in the shape of a key. Locals often refer to the church as Susi ng Tayabas ("The Key of Tayabas"). The church's 103m aisle also has the longest nave among Spanish colonial era churches in the Philippines.