Kellen Diesch

Kellen Diesch (; born August 23, 1997) is an American professional football offensive tackle. He played college football for the Texas A&M Aggies and Arizona State Sun Devils.

Early life Diesch grew up in Trophy Club, Texas and attended Byron Nelson High School.

College career Diesch began his college career at Texas A&M and redshirted his true freshman season. He played mostly as a reserve over the next three seasons. Diesch announced he would be leaving the program with the intent to transfer after his redshirt junior year.

Diesch transferred to Arizona State as a graduate transfer. He became a starter in his first season with the Sun Devils. Diesch decided to utilize the extra year of eligibility granted to college athletes who played in the 2020 season due to the coronavirus pandemic and return to Arizona State for a second season. He was named second-team All-Pac-12 Conference in his final season.

Professional career

Miami Dolphins Diesch was signed by the Miami Dolphins as an undrafted free agent on April 30, 2022, shortly after the conclusion of the 2022 NFL draft. He was waived on August 30, 2022.

Chicago Bears On September 1, 2022, Diesch was signed to the Chicago Bears practice squad. He signed a reserve/future contract on January 9, 2023. He was waived on August 29, 2023.

Pittsburgh Steelers On August 31, 2023, Diesch signed with the Pittsburgh Steelers practice squad. On January 17, 2024, he signed a reserve/futures contract with the Steelers. He was waived on May 13, 2024.

Cleveland Browns On May 14, 2024, Diesch was claimed off waivers by the Cleveland Browns. However, he was waived two days later with a failed physical designation.

New England Patriots Diesch was signed by the New England Patriots on August 2, 2024. He was waived on August 27.

Tennessee Titans On December 10, 2024, Diesch signed with the Tennessee Titans practice squad. He was released on December 26.

Arlington Renegades On January 30, 2025, Diesch signed with the Arlington Renegades of the United Football League (UFL).

Memphis Showboats On April 21, 2025, Diesch was traded to the Memphis Showboats in exchange for OT J. D. DiRenzo.

Houston Gamblers On January 13, 2026, Diesch was selected by the Houston Gamblers in the 2026 UFL Draft. He was released on April 15.

Louisville Kings On April 19, 2026, Diesch signed with the Louisville Kings of the United Football League (UFL).

Kansas City Chiefs On August 20, 2026, Diesch signed with the Kansas City Chiefs. He was released six days later.

Seattle Seahawks On August 27, 2026, Diesch was claimed off waivers by the Seattle Seahawks. On August 30, he was waived.