Jonah Monheim (born June 7, 2002)[1] is an American football offensive lineman for the USC Trojans.

Monheim attended Moorpark High School in California where he was a three-year starter on the offensive line.

[2] He was highly recruited there and received a number of honors, including Camino League Co-Offensive Lineman of the Year, first-team all-state, first-team all-area, PrepStar All-American and selection to the Tacoma News Tribune's Western 100.

[3][4] He was ranked a four-star recruit, the 13th-best offensive guard nationally and the 26th-best player in the state, and committed to play college football for the USC Trojans.

[11] He started all 13 games – 12 at left tackle and once at right guard – and was chosen second-team All-Pac-12 by the Associated Press (AP).