Marc Douglas Del Gaizo (born October 11, 1999) is an American professional ice hockey defenseman for the Milwaukee Admirals in the American Hockey League (AHL) as a prospect to the Nashville Predators of the National Hockey League (NHL).

Born and raised in the Basking Ridge section of Bernards Township, New Jersey, Del Gaizo graduated in 2018 from Ridge High School.

[1] Del Gaizo was drafted 109th overall by the Predators in the 2019 NHL Entry Draft.

He started the 2023–24 season with the Milwaukee Admirals accumulating 1 assist in 5 games.

Del Gaizo got called up to the Predators on October 30 and made his NHL debut on November 4 against the Edmonton Oilers, where he assisted on a goal by Filip Forsberg for his first career NHL point.