The Capitals selected Iorio, 18, with the 55 overall pick in the 2021 NHL Draft. The 6'4", 200-pound defenseman appeared in one preseason game for the Capitals on Sept. 29 against the New Jersey Devils before being assigned to the Brandon Wheat Kings of the Western Hockey League (WHL) on Oct. 1.
The Coquitlam, British Columbia, native was ranked 27th among North American defensemen by NHL Central Scouting prior to the 2021 NHL Draft. Iorio registered 12 points (5g, 7a) in 22 games with Brandon during the 2020-21 season. He ranked third among Wheat King defensemen in points last season, and his 0.55 points per game was the highest of his three-year WHL career.
During the 2017-18 season, Iorio won the WHL Cup gold medal. Additionally, Iorio played two seasons with Shattuck St. Mary's hockey program, which has included former players such as Sidney Crosby, Jonathan Toews and Zach Parise.