Christian Elliss was born on January 2, 1999, he is an American football linebacker for the Philadelphia Eagles of the National Football League (NFL). He played college football for Idaho and was initially signed as an undrafted free agent by the Minnesota Vikings.
As a true freshman in 2017, playing for their Idaho Vandals football team, Elliss played in eleven games, recording 30 tackles and one interception. He gained a starting position as a sophomore, playing in all eleven games as a starter at the middle linebacker position. He led the team with 81 tackles and was named All-Big Sky.
He changed to outside linebacker as a junior, starting all eleven games and earning first-team All-Big Sky honors. He led the team with 4.5 sacks and placed second with 104 tackles. The 2020 season was canceled, but later a spring 2021 schedule was announced. In a shortened 2021 season with five games, Elliss made 50 tackles and was selected to first-team All-Big Sky for the second consecutive season.
Following the 2021 NFL Draft, where Elliss went unselected, he was signed as an undrafted free agent by the Minnesota Vikings. Following a preseason game, he was fined $3,731 for an unnecessary roughness penalty. He was released two days later on August 23.
Elliss was signed to the practice squad of the Philadelphia Eagles on September 9. He was released on October 6, but re-signed with the practice squad five days later. He was released on October 18. On November 3, 2021, Elliss was signed to the San Francisco 49ers practice squad but was released a week later.
Elliss was re-signed to the practice squad of the Philadelphia Eagles on November 24. Elliss made his NFL debut on January 8, 2022, in the Eagles’ week 18 game against the Dallas Cowboys, collecting 3 combined tackles in the 51-26 loss. He signed a reserve/future contract with the Eagles on January 18, 2022. On August 30, 2022, Elliss was waived by the Eagles and signed to the practice squad the next day.