Paulo Costanzo (born September 21, 1978[1]) is a Canadian actor.

He is best known for playing Aximili-Esgarrouth-Isthill (Ax) in the TV series Animorphs, the roles of Rubin Carver in the comedy film Road Trip, Alexander Cabot in Josie and the Pussycats, Michael Tribbiani in the NBC sitcom Joey, Evan R. Lawson in the USA Network series Royal Pains, and Lyor Boone in the ABC political drama Designated Survivor.

[1] His mother is a singer-songwriter and his father an artist of Italian descent.

In 2017, he was cast in a series regular role in the second season of ABC's Designated Survivor as White House political director Lyor Boone.

[4] In 2022, Costanzo appeared in the role of Matteo in the second season of Amazon's comedy series Upload.