Keith Cooper

Keith Cooper Jr. (born March 30, 2003) is an American professional football defensive end for the Miami Dolphins of the National Football League (NFL). He played college football for the Houston Cougars and for the Tulane Green Wave.

Early life Cooper attended high school at Dickinson located in Dickinson, Texas. Coming out of high school, he was rated as a three-star recruit, where he committed to play college football for the Tulane Green Wave.

College career Tulane During his three-year career at Tulane from 2021 through 2023, he recorded 73 tackles with 17 being for a loss, 10.5 sacks, and a forced fumble. After the conclusion of the 2023 season, Cooper decided to enter his name into the NCAA transfer portal.

Houston Cooper transferred to play for the Houston Cougars. During his one season at Houston in 2024, he totaled 46 tackles with nine being for a loss, three and a half sacks, and 29 pressures. For his performance during the 2024 season, Cooper was named second-team all-Big 12.

Professional career

Detroit Lions After not being selected in the 2025 NFL draft, Cooper signed with the Detroit Lions as an undrafted free agent. Heading into the 2025 season, he was one of the team's top UDFA's, where he competed for a 53-man roster spot. He was waived on August 26 as part of final roster cuts, and re-signed to the practice squad. Cooper was released on October 16.

Cleveland Browns On December 9, 2025, Cooper signed with the Cleveland Browns' practice squad.

Miami Dolphins On January 9, 2026, Cooper signed a reserve/futures contract with the Miami Dolphins.