BIOGRAPHY
Dieter Eiselen was born June 10, 1996, Stellenbosch, South Africa. He is an offensive guard in the NFL.
Eiselen started 34 games at guard for the Yale Bulldogs and was a four-year varsity letterman. In 2017, Eiselen was selected as a HERO Sports Sophomore All-American and an All-Ivy League honorable mention after helping lead the Yale Bulldogs to an outright Ivy League Championship. In 2018, He was selected First Team All-Ivy League. In 2019, he was selected to Phil Steele's Preseason All-American Team, First Team All-Ivy League, the ECAC All-New England Team, the HERO Sports All-American Team, the STATS FCS All-American Team, and the AP FCS All-American Team after helping Yale to a no. 23/22 national ranking and a second Ivy League championship. Eiselen was selected to participate in the NFLPA Collegiate Bowl in Pasadena, California at the Rose Bowl. He was also inducted into the National Football Foundation Hampshire Honor Society.
Eiselen was signed by the Chicago Bears as an undrafted free agent on May 7, 2020. He was waived on September 5, 2020, as part of final roster cuts, and re-signed to the practice squad. He was elevated to the active roster on November 7 for the team's Week 9 game against the Tennessee Titans and reverted to the practice squad after the game. On January 11, 2021, Eiselen signed a reserve/futures contract with the Bears.
He signed a reserve/future contract with the Bears on January 11, 2022. He was waived on August 30, 2022.
Eiselen was promoted to the active roster on October 26. On February 22, 2023, Eiselen was tendered as an exclusive rights free agent.