Aidan Zen Patrick Morris (born November 16, 2001) is an American professional soccer player who plays as a midfielder for EFL Championship club Middlesbrough and the United States national team.

[5] He made his professional debut in a July 11 match during the MLS is Back Tournament, coming on late in a 4–0 trouncing of in-state rival FC Cincinnati.

[9] To cap off the season, on December 12, 2020, he became the youngest player in league history to start in MLS Cup as he helped guide the Crew to a 3–0 win over the Seattle Sounders.

Morris again started the second leg against Real Esteli, however, he left the game in the fourth minute of what was a 1–0 victory for Columbus with an ACL injury that sidelined him for the entirety of the 2021 MLS season.

Morris has a high energy level and an impressive work rate, and he is not afraid to tackle or get involved in any part of the field, earning him the reputation as a player with a relentless engine.