[5] Jackson missed part of the summer practices going into his junior season due having surgery to donate bone marrow to his sister, who has Diamond–Blackfan anemia.

[6] He returned to practice in early August and worked his way back to playing shape in time to begin the season as the Trojans starting left tackle.

[14] The Dolphins previously traded defensive back Minkah Fitzpatrick to the Pittsburgh Steelers to acquire the pick.

Jackson made his NFL debut on September 13, 2020, in the season opener against the New England Patriots, starting at left tackle and playing all of the team's offensive snaps.

[15] Jackson was placed on injured reserve on October 9, 2020, after suffering a foot injury in Week 4 against the Seattle Seahawks.

[24] In the summer of 2019, Jackson donated bone marrow to his younger sister Autumn, who had a rare form of anemia.