Ponciano A. Bernardo (December 2, 1905 – April 28, 1949) was a Filipino engineer and politician who served as mayor of Quezon City, holding the position from 1947 until his death in 1949.

Bernardo finished his primary and secondary education in Cabanatuan, and entered the University of the Philippines as a civil engineering student.

In 1929, he was named as an assistant provincial engineer of Tayabas, the home province of Manuel L. Quezon, who would become president in 1935.

On December 24, 1946, Bernardo was appointed mayor of Quezon City by President Sergio Osmeña.

On April 28, 1949, Bernardo, along with former First Lady Aurora Quezon and several others, were killed in an ambush in Bongabon, Nueva Ecija.