Gaudencio Embuscado Antonino (9 February 1909 – 13 November 1967) was a Filipino politician, civil engineer, and businessman who served as a member of the Philippine Senate from 1961 until his death in a helicopter crash in 1967.

He obtained his civil engineering degree at the University of the Philippines and placed 7th in the licensure examinations.

He also introduced the insurance program for barangay officials and sat as a concurrent member of the monetary board of the Central Bank of the Philippines.

[3] Antonino died while campaigning for reelection in the crash of his personal helicopter in Dolores, Quezon,[4][5] a day before the 1967 Philippine Senate election.

Despite his death, he came out third in the balloting[3] and was substituted by his widow, Magnolia (née Welborn), herself a Congresswoman of La Union's 1st district who filled out his term until the Senate was closed following the declaration of Martial Law in 1972.